20235962825

素因数分解:

$5^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{19391}}^1$

素因数の和:19459

約数の個数: 48

約数和(自身を含む): 28614835200

約数和(自身を除く): 8378872375

約数列:

[1, 5, 13, 19, 25, 65, 95, 169, 247, 325, 475, 845, 1235, 2197, 3211, 4225, 6175, 10985, 16055, 19391, 41743, 54925, 80275, 96955, 208715, 252083, 368429, 484775, 1043575, 1260415, 1842145, 3277079, 4789577, 6302075, 9210725, 16385395, 23947885, 42602027, 62264501, 81926975, 119739425, 213010135, 311322505, 809438513, 1065050675, 1556612525, 4047192565, 20235962825]

約数ペア:

[(1, 20235962825), (5, 4047192565), (13, 1556612525), (19, 1065050675), (25, 809438513), (65, 311322505), (95, 213010135), (169, 119739425), (247, 81926975), (325, 62264501), (475, 42602027), (845, 23947885), (1235, 16385395), (2197, 9210725), (3211, 6302075), (4225, 4789577), (6175, 3277079), (10985, 1842145), (16055, 1260415), (19391, 1043575), (41743, 484775), (54925, 368429), (80275, 252083), (96955, 208715)]