2975625

素因数分解:

$3^2\times 5^4\times {\mathrm{23}}^2$

素因数の和:72

約数の個数: 45

約数和(自身を含む): 5614609

約数和(自身を除く): 2638984

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 529, 575, 625, 1035, 1125, 1587, 1725, 1875, 2645, 2875, 4761, 5175, 5625, 7935, 8625, 13225, 14375, 23805, 25875, 39675, 43125, 66125, 119025, 129375, 198375, 330625, 595125, 991875, 2975625]

約数ペア:

[(1, 2975625), (3, 991875), (5, 595125), (9, 330625), (15, 198375), (23, 129375), (25, 119025), (45, 66125), (69, 43125), (75, 39675), (115, 25875), (125, 23805), (207, 14375), (225, 13225), (345, 8625), (375, 7935), (529, 5625), (575, 5175), (625, 4761), (1035, 2875), (1125, 2645), (1587, 1875)]