138901360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{133559}}^1$

素因数の和:133585

約数の個数: 40

約数和(自身を含む): 347790240

約数和(自身を除く): 208888880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 133559, 267118, 534236, 667795, 1068472, 1335590, 1736267, 2136944, 2671180, 3472534, 5342360, 6945068, 8681335, 10684720, 13890136, 17362670, 27780272, 34725340, 69450680, 138901360]

約数ペア:

[(1, 138901360), (2, 69450680), (4, 34725340), (5, 27780272), (8, 17362670), (10, 13890136), (13, 10684720), (16, 8681335), (20, 6945068), (26, 5342360), (40, 3472534), (52, 2671180), (65, 2136944), (80, 1736267), (104, 1335590), (130, 1068472), (208, 667795), (260, 534236), (520, 267118), (1040, 133559)]