159774680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307259}}^1$

素因数の和:307283

約数の個数: 32

約数和(自身を含む): 387147600

約数和(自身を除く): 227372920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 307259, 614518, 1229036, 1536295, 2458072, 3072590, 3994367, 6145180, 7988734, 12290360, 15977468, 19971835, 31954936, 39943670, 79887340, 159774680]

約数ペア:

[(1, 159774680), (2, 79887340), (4, 39943670), (5, 31954936), (8, 19971835), (10, 15977468), (13, 12290360), (20, 7988734), (26, 6145180), (40, 3994367), (52, 3072590), (65, 2458072), (104, 1536295), (130, 1229036), (260, 614518), (520, 307259)]