131141320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{88609}}^1$

素因数の和:88657

約数の個数: 32

約数和(自身を含む): 303046200

約数和(自身を除く): 171904880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 88609, 177218, 354436, 443045, 708872, 886090, 1772180, 3278533, 3544360, 6557066, 13114132, 16392665, 26228264, 32785330, 65570660, 131141320]

約数ペア:

[(1, 131141320), (2, 65570660), (4, 32785330), (5, 26228264), (8, 16392665), (10, 13114132), (20, 6557066), (37, 3544360), (40, 3278533), (74, 1772180), (148, 886090), (185, 708872), (296, 443045), (370, 354436), (740, 177218), (1480, 88609)]