161149360

素因数分解:

$2^4\times 5^1\times {\mathrm{761}}^1\times {\mathrm{2647}}^1$

素因数の和:3421

約数の個数: 40

約数和(自身を含む): 375306336

約数和(自身を除く): 214156976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 761, 1522, 2647, 3044, 3805, 5294, 6088, 7610, 10588, 12176, 13235, 15220, 21176, 26470, 30440, 42352, 52940, 60880, 105880, 211760, 2014367, 4028734, 8057468, 10071835, 16114936, 20143670, 32229872, 40287340, 80574680, 161149360]

約数ペア:

[(1, 161149360), (2, 80574680), (4, 40287340), (5, 32229872), (8, 20143670), (10, 16114936), (16, 10071835), (20, 8057468), (40, 4028734), (80, 2014367), (761, 211760), (1522, 105880), (2647, 60880), (3044, 52940), (3805, 42352), (5294, 30440), (6088, 26470), (7610, 21176), (10588, 15220), (12176, 13235)]