74985625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:883

約数の個数: 40

約数和(自身を含む): 110214720

約数和(自身を除く): 35229095

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 625, 715, 839, 1375, 1625, 3575, 4195, 6875, 8125, 9229, 10907, 17875, 20975, 46145, 54535, 89375, 104875, 119977, 230725, 272675, 524375, 599885, 1153625, 1363375, 2999425, 5768125, 6816875, 14997125, 74985625]

約数ペア:

[(1, 74985625), (5, 14997125), (11, 6816875), (13, 5768125), (25, 2999425), (55, 1363375), (65, 1153625), (125, 599885), (143, 524375), (275, 272675), (325, 230725), (625, 119977), (715, 104875), (839, 89375), (1375, 54535), (1625, 46145), (3575, 20975), (4195, 17875), (6875, 10907), (8125, 9229)]