20125470856

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{13633}}^1$

素因数の和:13846

約数の個数: 64

約数和(自身を含む): 40286833920

約数和(自身を除く): 20161363064

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 113, 142, 184, 226, 284, 452, 568, 904, 1633, 2599, 3266, 5198, 6532, 8023, 10396, 13064, 13633, 16046, 20792, 27266, 32092, 54532, 64184, 109064, 184529, 313559, 369058, 627118, 738116, 967943, 1254236, 1476232, 1540529, 1935886, 2508472, 3081058, 3871772, 6162116, 7743544, 12324232, 22262689, 35432167, 44525378, 70864334, 89050756, 109377559, 141728668, 178101512, 218755118, 283457336, 437510236, 875020472, 2515683857, 5031367714, 10062735428, 20125470856]

約数ペア:

[(1, 20125470856), (2, 10062735428), (4, 5031367714), (8, 2515683857), (23, 875020472), (46, 437510236), (71, 283457336), (92, 218755118), (113, 178101512), (142, 141728668), (184, 109377559), (226, 89050756), (284, 70864334), (452, 44525378), (568, 35432167), (904, 22262689), (1633, 12324232), (2599, 7743544), (3266, 6162116), (5198, 3871772), (6532, 3081058), (8023, 2508472), (10396, 1935886), (13064, 1540529), (13633, 1476232), (16046, 1254236), (20792, 967943), (27266, 738116), (32092, 627118), (54532, 369058), (64184, 313559), (109064, 184529)]