978171025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{130859}}^1$

素因数の和:130905

約数の個数: 24

約数和(自身を含む): 1363037760

約数和(自身を除く): 384866735

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 130859, 654295, 1701167, 3009757, 3271475, 8505835, 15048785, 39126841, 42529175, 75243925, 195634205, 978171025]

約数ペア:

[(1, 978171025), (5, 195634205), (13, 75243925), (23, 42529175), (25, 39126841), (65, 15048785), (115, 8505835), (299, 3271475), (325, 3009757), (575, 1701167), (1495, 654295), (7475, 130859)]