25522120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49081}}^1$

素因数の和:49105

約数の個数: 32

約数和(自身を含む): 61843320

約数和(自身を除く): 36321200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49081, 98162, 196324, 245405, 392648, 490810, 638053, 981620, 1276106, 1963240, 2552212, 3190265, 5104424, 6380530, 12761060, 25522120]

約数ペア:

[(1, 25522120), (2, 12761060), (4, 6380530), (5, 5104424), (8, 3190265), (10, 2552212), (13, 1963240), (20, 1276106), (26, 981620), (40, 638053), (52, 490810), (65, 392648), (104, 245405), (130, 196324), (260, 98162), (520, 49081)]