87405824740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{336176249}}^1$

素因数の和:336176271

約数の個数: 24

約数和(自身を含む): 197671635000

約数和(自身を除く): 110265810260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 336176249, 672352498, 1344704996, 1680881245, 3361762490, 4370291237, 6723524980, 8740582474, 17481164948, 21851456185, 43702912370, 87405824740]

約数ペア:

[(1, 87405824740), (2, 43702912370), (4, 21851456185), (5, 17481164948), (10, 8740582474), (13, 6723524980), (20, 4370291237), (26, 3361762490), (52, 1680881245), (65, 1344704996), (130, 672352498), (260, 336176249)]