89007880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171169}}^1$

素因数の和:171193

約数の個数: 32

約数和(自身を含む): 215674200

約数和(自身を除く): 126666320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 171169, 342338, 684676, 855845, 1369352, 1711690, 2225197, 3423380, 4450394, 6846760, 8900788, 11125985, 17801576, 22251970, 44503940, 89007880]

約数ペア:

[(1, 89007880), (2, 44503940), (4, 22251970), (5, 17801576), (8, 11125985), (10, 8900788), (13, 6846760), (20, 4450394), (26, 3423380), (40, 2225197), (52, 1711690), (65, 1369352), (104, 855845), (130, 684676), (260, 342338), (520, 171169)]