20050804900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:531

約数の個数: 216

約数和(自身を含む): 51617321280

約数和(自身を除く): 31566516380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 107, 140, 167, 175, 196, 214, 229, 245, 334, 350, 428, 458, 490, 535, 668, 700, 749, 835, 916, 980, 1070, 1145, 1169, 1225, 1498, 1603, 1670, 2140, 2290, 2338, 2450, 2675, 2996, 3206, 3340, 3745, 4175, 4580, 4676, 4900, 5243, 5350, 5725, 5845, 6412, 7490, 8015, 8183, 8350, 10486, 10700, 11221, 11450, 11690, 14980, 16030, 16366, 16700, 17869, 18725, 20972, 22442, 22900, 23380, 24503, 26215, 29225, 32060, 32732, 35738, 37450, 38243, 40075, 40915, 44884, 49006, 52430, 56105, 58450, 71476, 74900, 76486, 80150, 81830, 89345, 98012, 104860, 112210, 116900, 122515, 125083, 131075, 152972, 160300, 163660, 171521, 178690, 191215, 204575, 224420, 245030, 250166, 262150, 267701, 280525, 343042, 357380, 382430, 409150, 446725, 490060, 500332, 524300, 535402, 561050, 612575, 625415, 686084, 764860, 818300, 857605, 875581, 893450, 956075, 1070804, 1122100, 1200647, 1225150, 1250830, 1338505, 1715210, 1751162, 1786900, 1873907, 1912150, 2401294, 2450300, 2501660, 2677010, 3127075, 3430420, 3502324, 3747814, 3824300, 4092001, 4288025, 4377905, 4802588, 5354020, 6003235, 6254150, 6692525, 7495628, 8184002, 8576050, 8755810, 9369535, 12006470, 12508300, 13385050, 16368004, 17152100, 17511620, 18739070, 20460005, 21889525, 24012940, 26770100, 28644007, 30016175, 37478140, 40920010, 43779050, 46847675, 57288014, 60032350, 81840020, 87558100, 93695350, 102300025, 114576028, 120064700, 143220035, 187390700, 200508049, 204600050, 286440070, 401016098, 409200100, 572880140, 716100175, 802032196, 1002540245, 1432200350, 2005080490, 2864400700, 4010160980, 5012701225, 10025402450, 20050804900]

約数ペア:

[(1, 20050804900), (2, 10025402450), (4, 5012701225), (5, 4010160980), (7, 2864400700), (10, 2005080490), (14, 1432200350), (20, 1002540245), (25, 802032196), (28, 716100175), (35, 572880140), (49, 409200100), (50, 401016098), (70, 286440070), (98, 204600050), (100, 200508049), (107, 187390700), (140, 143220035), (167, 120064700), (175, 114576028), (196, 102300025), (214, 93695350), (229, 87558100), (245, 81840020), (334, 60032350), (350, 57288014), (428, 46847675), (458, 43779050), (490, 40920010), (535, 37478140), (668, 30016175), (700, 28644007), (749, 26770100), (835, 24012940), (916, 21889525), (980, 20460005), (1070, 18739070), (1145, 17511620), (1169, 17152100), (1225, 16368004), (1498, 13385050), (1603, 12508300), (1670, 12006470), (2140, 9369535), (2290, 8755810), (2338, 8576050), (2450, 8184002), (2675, 7495628), (2996, 6692525), (3206, 6254150), (3340, 6003235), (3745, 5354020), (4175, 4802588), (4580, 4377905), (4676, 4288025), (4900, 4092001), (5243, 3824300), (5350, 3747814), (5725, 3502324), (5845, 3430420), (6412, 3127075), (7490, 2677010), (8015, 2501660), (8183, 2450300), (8350, 2401294), (10486, 1912150), (10700, 1873907), (11221, 1786900), (11450, 1751162), (11690, 1715210), (14980, 1338505), (16030, 1250830), (16366, 1225150), (16700, 1200647), (17869, 1122100), (18725, 1070804), (20972, 956075), (22442, 893450), (22900, 875581), (23380, 857605), (24503, 818300), (26215, 764860), (29225, 686084), (32060, 625415), (32732, 612575), (35738, 561050), (37450, 535402), (38243, 524300), (40075, 500332), (40915, 490060), (44884, 446725), (49006, 409150), (52430, 382430), (56105, 357380), (58450, 343042), (71476, 280525), (74900, 267701), (76486, 262150), (80150, 250166), (81830, 245030), (89345, 224420), (98012, 204575), (104860, 191215), (112210, 178690), (116900, 171521), (122515, 163660), (125083, 160300), (131075, 152972)]