161828080

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{38167}}^1$

素因数の和:38233

約数の個数: 40

約数和(自身を含む): 383359392

約数和(自身を除く): 221531312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 38167, 76334, 152668, 190835, 305336, 381670, 610672, 763340, 1526680, 2022851, 3053360, 4045702, 8091404, 10114255, 16182808, 20228510, 32365616, 40457020, 80914040, 161828080]

約数ペア:

[(1, 161828080), (2, 80914040), (4, 40457020), (5, 32365616), (8, 20228510), (10, 16182808), (16, 10114255), (20, 8091404), (40, 4045702), (53, 3053360), (80, 2022851), (106, 1526680), (212, 763340), (265, 610672), (424, 381670), (530, 305336), (848, 190835), (1060, 152668), (2120, 76334), (4240, 38167)]