85787360

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4919}}^1$

素因数の和:5043

約数の個数: 48

約数和(自身を含む): 204573600

約数和(自身を除く): 118786240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 4919, 8720, 9838, 17440, 19676, 24595, 39352, 49190, 78704, 98380, 157408, 196760, 393520, 536171, 787040, 1072342, 2144684, 2680855, 4289368, 5361710, 8578736, 10723420, 17157472, 21446840, 42893680, 85787360]

約数ペア:

[(1, 85787360), (2, 42893680), (4, 21446840), (5, 17157472), (8, 10723420), (10, 8578736), (16, 5361710), (20, 4289368), (32, 2680855), (40, 2144684), (80, 1072342), (109, 787040), (160, 536171), (218, 393520), (436, 196760), (545, 157408), (872, 98380), (1090, 78704), (1744, 49190), (2180, 39352), (3488, 24595), (4360, 19676), (4919, 17440), (8720, 9838)]