89006840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171167}}^1$

素因数の和:171191

約数の個数: 32

約数和(自身を含む): 215671680

約数和(自身を除く): 126664840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 171167, 342334, 684668, 855835, 1369336, 1711670, 2225171, 3423340, 4450342, 6846680, 8900684, 11125855, 17801368, 22251710, 44503420, 89006840]

約数ペア:

[(1, 89006840), (2, 44503420), (4, 22251710), (5, 17801368), (8, 11125855), (10, 8900684), (13, 6846680), (20, 4450342), (26, 3423340), (40, 2225171), (52, 1711670), (65, 1369336), (104, 855835), (130, 684668), (260, 342334), (520, 171167)]