857478100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^2\times {\mathrm{5101}}^1$

素因数の和:5197

約数の個数: 54

約数和(自身を含む): 1907591882

約数和(自身を除く): 1050113782

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 1681, 2050, 3362, 4100, 5101, 6724, 8405, 10202, 16810, 20404, 25505, 33620, 42025, 51010, 84050, 102020, 127525, 168100, 209141, 255050, 418282, 510100, 836564, 1045705, 2091410, 4182820, 5228525, 8574781, 10457050, 17149562, 20914100, 34299124, 42873905, 85747810, 171495620, 214369525, 428739050, 857478100]

約数ペア:

[(1, 857478100), (2, 428739050), (4, 214369525), (5, 171495620), (10, 85747810), (20, 42873905), (25, 34299124), (41, 20914100), (50, 17149562), (82, 10457050), (100, 8574781), (164, 5228525), (205, 4182820), (410, 2091410), (820, 1045705), (1025, 836564), (1681, 510100), (2050, 418282), (3362, 255050), (4100, 209141), (5101, 168100), (6724, 127525), (8405, 102020), (10202, 84050), (16810, 51010), (20404, 42025), (25505, 33620)]