131381080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{88771}}^1$

素因数の和:88819

約数の個数: 32

約数和(自身を含む): 303600240

約数和(自身を除く): 172219160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 88771, 177542, 355084, 443855, 710168, 887710, 1775420, 3284527, 3550840, 6569054, 13138108, 16422635, 26276216, 32845270, 65690540, 131381080]

約数ペア:

[(1, 131381080), (2, 65690540), (4, 32845270), (5, 26276216), (8, 16422635), (10, 13138108), (20, 6569054), (37, 3550840), (40, 3284527), (74, 1775420), (148, 887710), (185, 710168), (296, 443855), (370, 355084), (740, 177542), (1480, 88771)]