199858175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{3259}}^1$

素因数の和:3503

約数の個数: 24

約数和(自身を含む): 271649280

約数和(自身を除く): 71791105

約数列:

[1, 5, 11, 25, 55, 223, 275, 1115, 2453, 3259, 5575, 12265, 16295, 35849, 61325, 81475, 179245, 726757, 896225, 3633785, 7994327, 18168925, 39971635, 199858175]

約数ペア:

[(1, 199858175), (5, 39971635), (11, 18168925), (25, 7994327), (55, 3633785), (223, 896225), (275, 726757), (1115, 179245), (2453, 81475), (3259, 61325), (5575, 35849), (12265, 16295)]