54080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2$

素因数の和:43

約数の個数: 42

約数和(自身を含む): 139446

約数和(自身を除く): 85366

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 338, 416, 520, 676, 832, 845, 1040, 1352, 1690, 2080, 2704, 3380, 4160, 5408, 6760, 10816, 13520, 27040, 54080]

約数ペア:

[(1, 54080), (2, 27040), (4, 13520), (5, 10816), (8, 6760), (10, 5408), (13, 4160), (16, 3380), (20, 2704), (26, 2080), (32, 1690), (40, 1352), (52, 1040), (64, 845), (65, 832), (80, 676), (104, 520), (130, 416), (160, 338), (169, 320), (208, 260)]