77581210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{158329}}^1$

素因数の和:158350

約数の個数: 24

約数和(自身を含む): 162446580

約数和(自身を除く): 84865370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 158329, 316658, 791645, 1108303, 1583290, 2216606, 5541515, 7758121, 11083030, 15516242, 38790605, 77581210]

約数ペア:

[(1, 77581210), (2, 38790605), (5, 15516242), (7, 11083030), (10, 7758121), (14, 5541515), (35, 2216606), (49, 1583290), (70, 1108303), (98, 791645), (245, 316658), (490, 158329)]