267125710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{2939}}^1$

素因数の和:3156

約数の個数: 32

約数和(自身を含む): 492156000

約数和(自身を除く): 225030290

約数列:

[1, 2, 5, 10, 61, 122, 149, 298, 305, 610, 745, 1490, 2939, 5878, 9089, 14695, 18178, 29390, 45445, 90890, 179279, 358558, 437911, 875822, 896395, 1792790, 2189555, 4379110, 26712571, 53425142, 133562855, 267125710]

約数ペア:

[(1, 267125710), (2, 133562855), (5, 53425142), (10, 26712571), (61, 4379110), (122, 2189555), (149, 1792790), (298, 896395), (305, 875822), (610, 437911), (745, 358558), (1490, 179279), (2939, 90890), (5878, 45445), (9089, 29390), (14695, 18178)]