419375

素因数分解:

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

素因数の和:92

約数の個数: 20

約数和(自身を含む): 581064

約数和(自身を除く): 161689

約数列:

[1, 5, 11, 25, 55, 61, 125, 275, 305, 625, 671, 1375, 1525, 3355, 6875, 7625, 16775, 38125, 83875, 419375]

約数ペア:

[(1, 419375), (5, 83875), (11, 38125), (25, 16775), (55, 7625), (61, 6875), (125, 3355), (275, 1525), (305, 1375), (625, 671)]