99787940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5441}}^1$

素因数の和:5588

約数の個数: 48

約数和(自身を含む): 241363584

約数和(自身を除く): 141575644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 5441, 9170, 10882, 18340, 21764, 27205, 38087, 54410, 76174, 108820, 152348, 190435, 380870, 712771, 761740, 1425542, 2851084, 3563855, 4989397, 7127710, 9978794, 14255420, 19957588, 24946985, 49893970, 99787940]

約数ペア:

[(1, 99787940), (2, 49893970), (4, 24946985), (5, 19957588), (7, 14255420), (10, 9978794), (14, 7127710), (20, 4989397), (28, 3563855), (35, 2851084), (70, 1425542), (131, 761740), (140, 712771), (262, 380870), (524, 190435), (655, 152348), (917, 108820), (1310, 76174), (1834, 54410), (2620, 38087), (3668, 27205), (4585, 21764), (5441, 18340), (9170, 10882)]