130219840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13127}}^1$

素因数の和:13175

約数の個数: 56

約数和(自身を含む): 320113152

約数和(自身を除く): 189893312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 13127, 26254, 52508, 65635, 105016, 131270, 210032, 262540, 406937, 420064, 525080, 813874, 840128, 1050160, 1627748, 2034685, 2100320, 3255496, 4069370, 4200640, 6510992, 8138740, 13021984, 16277480, 26043968, 32554960, 65109920, 130219840]

約数ペア:

[(1, 130219840), (2, 65109920), (4, 32554960), (5, 26043968), (8, 16277480), (10, 13021984), (16, 8138740), (20, 6510992), (31, 4200640), (32, 4069370), (40, 3255496), (62, 2100320), (64, 2034685), (80, 1627748), (124, 1050160), (155, 840128), (160, 813874), (248, 525080), (310, 420064), (320, 406937), (496, 262540), (620, 210032), (992, 131270), (1240, 105016), (1984, 65635), (2480, 52508), (4960, 26254), (9920, 13127)]