20132531300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1\times {\mathrm{809}}^1$

素因数の和:1390

約数の個数: 144

約数和(自身を含む): 50779249920

約数和(自身を除く): 30646718620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 73, 100, 140, 146, 175, 292, 350, 365, 487, 511, 700, 730, 809, 974, 1022, 1460, 1618, 1825, 1948, 2044, 2435, 2555, 3236, 3409, 3650, 4045, 4870, 5110, 5663, 6818, 7300, 8090, 9740, 10220, 11326, 12175, 12775, 13636, 16180, 17045, 20225, 22652, 24350, 25550, 28315, 34090, 35551, 40450, 48700, 51100, 56630, 59057, 68180, 71102, 80900, 85225, 113260, 118114, 141575, 142204, 170450, 177755, 236228, 248857, 283150, 295285, 340900, 355510, 393983, 413399, 497714, 566300, 590570, 711020, 787966, 826798, 888775, 995428, 1181140, 1244285, 1476425, 1575932, 1653596, 1777550, 1969915, 2066995, 2488570, 2757881, 2952850, 3555100, 3939830, 4133990, 4977140, 5515762, 5905700, 6221425, 7879660, 8267980, 9849575, 10334975, 11031524, 12442850, 13789405, 19699150, 20669950, 24885700, 27578810, 28760759, 39398300, 41339900, 55157620, 57521518, 68947025, 115043036, 137894050, 143803795, 201325313, 275788100, 287607590, 402650626, 575215180, 719018975, 805301252, 1006626565, 1438037950, 2013253130, 2876075900, 4026506260, 5033132825, 10066265650, 20132531300]

約数ペア:

[(1, 20132531300), (2, 10066265650), (4, 5033132825), (5, 4026506260), (7, 2876075900), (10, 2013253130), (14, 1438037950), (20, 1006626565), (25, 805301252), (28, 719018975), (35, 575215180), (50, 402650626), (70, 287607590), (73, 275788100), (100, 201325313), (140, 143803795), (146, 137894050), (175, 115043036), (292, 68947025), (350, 57521518), (365, 55157620), (487, 41339900), (511, 39398300), (700, 28760759), (730, 27578810), (809, 24885700), (974, 20669950), (1022, 19699150), (1460, 13789405), (1618, 12442850), (1825, 11031524), (1948, 10334975), (2044, 9849575), (2435, 8267980), (2555, 7879660), (3236, 6221425), (3409, 5905700), (3650, 5515762), (4045, 4977140), (4870, 4133990), (5110, 3939830), (5663, 3555100), (6818, 2952850), (7300, 2757881), (8090, 2488570), (9740, 2066995), (10220, 1969915), (11326, 1777550), (12175, 1653596), (12775, 1575932), (13636, 1476425), (16180, 1244285), (17045, 1181140), (20225, 995428), (22652, 888775), (24350, 826798), (25550, 787966), (28315, 711020), (34090, 590570), (35551, 566300), (40450, 497714), (48700, 413399), (51100, 393983), (56630, 355510), (59057, 340900), (68180, 295285), (71102, 283150), (80900, 248857), (85225, 236228), (113260, 177755), (118114, 170450), (141575, 142204)]