26521820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1229}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 60752160

約数和(自身を除く): 34230340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1229, 1660, 2158, 2458, 4316, 4916, 5395, 6145, 10790, 12290, 15977, 21580, 24580, 31954, 63908, 79885, 102007, 159770, 204014, 319540, 408028, 510035, 1020070, 1326091, 2040140, 2652182, 5304364, 6630455, 13260910, 26521820]

約数ペア:

[(1, 26521820), (2, 13260910), (4, 6630455), (5, 5304364), (10, 2652182), (13, 2040140), (20, 1326091), (26, 1020070), (52, 510035), (65, 408028), (83, 319540), (130, 204014), (166, 159770), (260, 102007), (332, 79885), (415, 63908), (830, 31954), (1079, 24580), (1229, 21580), (1660, 15977), (2158, 12290), (2458, 10790), (4316, 6145), (4916, 5395)]