156660080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27581}}^1$

素因数の和:27665

約数の個数: 40

約数和(自身を含む): 369378144

約数和(自身を除く): 212718064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 27581, 55162, 110324, 137905, 220648, 275810, 441296, 551620, 1103240, 1958251, 2206480, 3916502, 7833004, 9791255, 15666008, 19582510, 31332016, 39165020, 78330040, 156660080]

約数ペア:

[(1, 156660080), (2, 78330040), (4, 39165020), (5, 31332016), (8, 19582510), (10, 15666008), (16, 9791255), (20, 7833004), (40, 3916502), (71, 2206480), (80, 1958251), (142, 1103240), (284, 551620), (355, 441296), (568, 275810), (710, 220648), (1136, 137905), (1420, 110324), (2840, 55162), (5680, 27581)]