42205625

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{877}}^1$

素因数の和:915

約数の個数: 40

約数和(自身を含む): 65828928

約数和(自身を除く): 23623303

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 625, 875, 877, 1375, 1925, 4375, 4385, 6139, 6875, 9625, 9647, 21925, 30695, 48125, 48235, 67529, 109625, 153475, 241175, 337645, 548125, 767375, 1205875, 1688225, 3836875, 6029375, 8441125, 42205625]

約数ペア:

[(1, 42205625), (5, 8441125), (7, 6029375), (11, 3836875), (25, 1688225), (35, 1205875), (55, 767375), (77, 548125), (125, 337645), (175, 241175), (275, 153475), (385, 109625), (625, 67529), (875, 48235), (877, 48125), (1375, 30695), (1925, 21925), (4375, 9647), (4385, 9625), (6139, 6875)]