20106284900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^3\times {\mathrm{23}}^2\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 216

約数和(自身を含む): 49694814120

約数和(自身を除く): 29588529220

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 130, 169, 173, 230, 260, 299, 325, 338, 346, 460, 529, 575, 598, 650, 676, 692, 845, 865, 1058, 1150, 1196, 1300, 1495, 1690, 1730, 2116, 2197, 2249, 2300, 2645, 2990, 3380, 3460, 3887, 3979, 4225, 4325, 4394, 4498, 5290, 5980, 6877, 7475, 7774, 7958, 8450, 8650, 8788, 8996, 10580, 10985, 11245, 13225, 13754, 14950, 15548, 15916, 16900, 17300, 19435, 19895, 21970, 22490, 26450, 27508, 29237, 29900, 34385, 38870, 39790, 43940, 44980, 50531, 51727, 52900, 54925, 56225, 58474, 68770, 77740, 79580, 89401, 91517, 97175, 99475, 101062, 103454, 109850, 112450, 116948, 137540, 146185, 171925, 178802, 183034, 194350, 198950, 202124, 206908, 219700, 224900, 252655, 258635, 292370, 343850, 357604, 366068, 380081, 388700, 397900, 447005, 457585, 505310, 517270, 584740, 672451, 687700, 730925, 760162, 894010, 915170, 1010620, 1034540, 1162213, 1189721, 1263275, 1293175, 1344902, 1461850, 1520324, 1788020, 1830340, 1900405, 2235025, 2287925, 2324426, 2379442, 2526550, 2586350, 2689804, 2923700, 3362255, 3800810, 4470050, 4575850, 4648852, 4758884, 5053100, 5172700, 5811065, 5948605, 6724510, 7601620, 8741863, 8940100, 9151700, 9502025, 11622130, 11897210, 13449020, 15466373, 16811275, 17483726, 19004050, 23244260, 23794420, 29055325, 29743025, 30932746, 33622550, 34967452, 38008100, 43709315, 58110650, 59486050, 61865492, 67245100, 77331865, 87418630, 116221300, 118972100, 154663730, 174837260, 201062849, 218546575, 309327460, 386659325, 402125698, 437093150, 773318650, 804251396, 874186300, 1005314245, 1546637300, 2010628490, 4021256980, 5026571225, 10053142450, 20106284900]

約数ペア:

[(1, 20106284900), (2, 10053142450), (4, 5026571225), (5, 4021256980), (10, 2010628490), (13, 1546637300), (20, 1005314245), (23, 874186300), (25, 804251396), (26, 773318650), (46, 437093150), (50, 402125698), (52, 386659325), (65, 309327460), (92, 218546575), (100, 201062849), (115, 174837260), (130, 154663730), (169, 118972100), (173, 116221300), (230, 87418630), (260, 77331865), (299, 67245100), (325, 61865492), (338, 59486050), (346, 58110650), (460, 43709315), (529, 38008100), (575, 34967452), (598, 33622550), (650, 30932746), (676, 29743025), (692, 29055325), (845, 23794420), (865, 23244260), (1058, 19004050), (1150, 17483726), (1196, 16811275), (1300, 15466373), (1495, 13449020), (1690, 11897210), (1730, 11622130), (2116, 9502025), (2197, 9151700), (2249, 8940100), (2300, 8741863), (2645, 7601620), (2990, 6724510), (3380, 5948605), (3460, 5811065), (3887, 5172700), (3979, 5053100), (4225, 4758884), (4325, 4648852), (4394, 4575850), (4498, 4470050), (5290, 3800810), (5980, 3362255), (6877, 2923700), (7475, 2689804), (7774, 2586350), (7958, 2526550), (8450, 2379442), (8650, 2324426), (8788, 2287925), (8996, 2235025), (10580, 1900405), (10985, 1830340), (11245, 1788020), (13225, 1520324), (13754, 1461850), (14950, 1344902), (15548, 1293175), (15916, 1263275), (16900, 1189721), (17300, 1162213), (19435, 1034540), (19895, 1010620), (21970, 915170), (22490, 894010), (26450, 760162), (27508, 730925), (29237, 687700), (29900, 672451), (34385, 584740), (38870, 517270), (39790, 505310), (43940, 457585), (44980, 447005), (50531, 397900), (51727, 388700), (52900, 380081), (54925, 366068), (56225, 357604), (58474, 343850), (68770, 292370), (77740, 258635), (79580, 252655), (89401, 224900), (91517, 219700), (97175, 206908), (99475, 202124), (101062, 198950), (103454, 194350), (109850, 183034), (112450, 178802), (116948, 171925), (137540, 146185)]