828001525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{3313}}^1$

素因数の和:4105

約数の個数: 24

約数和(自身を含む): 1107472520

約数和(自身を除く): 279470995

約数列:

[1, 5, 13, 25, 65, 325, 769, 3313, 3845, 9997, 16565, 19225, 43069, 49985, 82825, 215345, 249925, 1076725, 2547697, 12738485, 33120061, 63692425, 165600305, 828001525]

約数ペア:

[(1, 828001525), (5, 165600305), (13, 63692425), (25, 33120061), (65, 12738485), (325, 2547697), (769, 1076725), (3313, 249925), (3845, 215345), (9997, 82825), (16565, 49985), (19225, 43069)]