87278960

素因数分解:

$2^4\times 5^1\times {\mathrm{853}}^1\times {\mathrm{1279}}^1$

素因数の和:2145

約数の個数: 40

約数和(自身を含む): 203320320

約数和(自身を除く): 116041360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 853, 1279, 1706, 2558, 3412, 4265, 5116, 6395, 6824, 8530, 10232, 12790, 13648, 17060, 20464, 25580, 34120, 51160, 68240, 102320, 1090987, 2181974, 4363948, 5454935, 8727896, 10909870, 17455792, 21819740, 43639480, 87278960]

約数ペア:

[(1, 87278960), (2, 43639480), (4, 21819740), (5, 17455792), (8, 10909870), (10, 8727896), (16, 5454935), (20, 4363948), (40, 2181974), (80, 1090987), (853, 102320), (1279, 68240), (1706, 51160), (2558, 34120), (3412, 25580), (4265, 20464), (5116, 17060), (6395, 13648), (6824, 12790), (8530, 10232)]