2578875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:77

約数の個数: 48

約数和(自身を含む): 4831008

約数和(自身を除く): 2252133

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 125, 195, 299, 325, 345, 375, 529, 575, 897, 975, 1495, 1587, 1625, 1725, 2645, 2875, 4485, 4875, 6877, 7475, 7935, 8625, 13225, 20631, 22425, 34385, 37375, 39675, 66125, 103155, 112125, 171925, 198375, 515775, 859625, 2578875]

約数ペア:

[(1, 2578875), (3, 859625), (5, 515775), (13, 198375), (15, 171925), (23, 112125), (25, 103155), (39, 66125), (65, 39675), (69, 37375), (75, 34385), (115, 22425), (125, 20631), (195, 13225), (299, 8625), (325, 7935), (345, 7475), (375, 6877), (529, 4875), (575, 4485), (897, 2875), (975, 2645), (1495, 1725), (1587, 1625)]