81612068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{7207}}^1$

素因数の和:7379

約数の個数: 24

約数和(自身を含む): 151368000

約数和(自身を除く): 69755932

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 2831, 5662, 7207, 11324, 14414, 28828, 136933, 273866, 547732, 1073843, 2147686, 4295372, 20403017, 40806034, 81612068]

約数ペア:

[(1, 81612068), (2, 40806034), (4, 20403017), (19, 4295372), (38, 2147686), (76, 1073843), (149, 547732), (298, 273866), (596, 136933), (2831, 28828), (5662, 14414), (7207, 11324)]