42492080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7481}}^1$

素因数の和:7565

約数の個数: 40

約数和(自身を含む): 100198944

約数和(自身を除く): 57706864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 7481, 14962, 29924, 37405, 59848, 74810, 119696, 149620, 299240, 531151, 598480, 1062302, 2124604, 2655755, 4249208, 5311510, 8498416, 10623020, 21246040, 42492080]

約数ペア:

[(1, 42492080), (2, 21246040), (4, 10623020), (5, 8498416), (8, 5311510), (10, 4249208), (16, 2655755), (20, 2124604), (40, 1062302), (71, 598480), (80, 531151), (142, 299240), (284, 149620), (355, 119696), (568, 74810), (710, 59848), (1136, 37405), (1420, 29924), (2840, 14962), (5680, 7481)]