5451875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 40

約数和(自身を含む): 8134896

約数和(自身を除く): 2683021

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 125, 143, 275, 305, 325, 625, 671, 715, 793, 1375, 1525, 1625, 3355, 3575, 3965, 6875, 7625, 8125, 8723, 16775, 17875, 19825, 38125, 43615, 83875, 89375, 99125, 218075, 419375, 495625, 1090375, 5451875]

約数ペア:

[(1, 5451875), (5, 1090375), (11, 495625), (13, 419375), (25, 218075), (55, 99125), (61, 89375), (65, 83875), (125, 43615), (143, 38125), (275, 19825), (305, 17875), (325, 16775), (625, 8723), (671, 8125), (715, 7625), (793, 6875), (1375, 3965), (1525, 3575), (1625, 3355)]