1640672050

素因数分解:

$2^1\times 5^2\times {\mathrm{379}}^1\times {\mathrm{86579}}^1$

素因数の和:86970

約数の個数: 24

約数和(自身を含む): 3059737200

約数和(自身を除く): 1419065150

約数列:

[1, 2, 5, 10, 25, 50, 379, 758, 1895, 3790, 9475, 18950, 86579, 173158, 432895, 865790, 2164475, 4328950, 32813441, 65626882, 164067205, 328134410, 820336025, 1640672050]

約数ペア:

[(1, 1640672050), (2, 820336025), (5, 328134410), (10, 164067205), (25, 65626882), (50, 32813441), (379, 4328950), (758, 2164475), (1895, 865790), (3790, 432895), (9475, 173158), (18950, 86579)]