130967720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251861}}^1$

素因数の和:251885

約数の個数: 32

約数和(自身を含む): 317346120

約数和(自身を除く): 186378400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 251861, 503722, 1007444, 1259305, 2014888, 2518610, 3274193, 5037220, 6548386, 10074440, 13096772, 16370965, 26193544, 32741930, 65483860, 130967720]

約数ペア:

[(1, 130967720), (2, 65483860), (4, 32741930), (5, 26193544), (8, 16370965), (10, 13096772), (13, 10074440), (20, 6548386), (26, 5037220), (40, 3274193), (52, 2518610), (65, 2014888), (104, 1259305), (130, 1007444), (260, 503722), (520, 251861)]