16132975

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 20757600

約数和(自身を除く): 4624625

約数列:

[1, 5, 25, 61, 71, 149, 305, 355, 745, 1525, 1775, 3725, 4331, 9089, 10579, 21655, 45445, 52895, 108275, 227225, 264475, 645319, 3226595, 16132975]

約数ペア:

[(1, 16132975), (5, 3226595), (25, 645319), (61, 264475), (71, 227225), (149, 108275), (305, 52895), (355, 45445), (745, 21655), (1525, 10579), (1775, 9089), (3725, 4331)]