139739080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{268729}}^1$

素因数の和:268753

約数の個数: 32

約数和(自身を含む): 338599800

約数和(自身を除く): 198860720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 268729, 537458, 1074916, 1343645, 2149832, 2687290, 3493477, 5374580, 6986954, 10749160, 13973908, 17467385, 27947816, 34934770, 69869540, 139739080]

約数ペア:

[(1, 139739080), (2, 69869540), (4, 34934770), (5, 27947816), (8, 17467385), (10, 13973908), (13, 10749160), (20, 6986954), (26, 5374580), (40, 3493477), (52, 2687290), (65, 2149832), (104, 1343645), (130, 1074916), (260, 537458), (520, 268729)]