89863280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1314

約数の個数: 80

約数和(自身を含む): 228360384

約数和(自身を除く): 138497104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1217, 1420, 1846, 2434, 2840, 3692, 4615, 4868, 5680, 6085, 7384, 9230, 9736, 12170, 14768, 15821, 18460, 19472, 24340, 31642, 36920, 48680, 63284, 73840, 79105, 86407, 97360, 126568, 158210, 172814, 253136, 316420, 345628, 432035, 632840, 691256, 864070, 1123291, 1265680, 1382512, 1728140, 2246582, 3456280, 4493164, 5616455, 6912560, 8986328, 11232910, 17972656, 22465820, 44931640, 89863280]

約数ペア:

[(1, 89863280), (2, 44931640), (4, 22465820), (5, 17972656), (8, 11232910), (10, 8986328), (13, 6912560), (16, 5616455), (20, 4493164), (26, 3456280), (40, 2246582), (52, 1728140), (65, 1382512), (71, 1265680), (80, 1123291), (104, 864070), (130, 691256), (142, 632840), (208, 432035), (260, 345628), (284, 316420), (355, 253136), (520, 172814), (568, 158210), (710, 126568), (923, 97360), (1040, 86407), (1136, 79105), (1217, 73840), (1420, 63284), (1846, 48680), (2434, 36920), (2840, 31642), (3692, 24340), (4615, 19472), (4868, 18460), (5680, 15821), (6085, 14768), (7384, 12170), (9230, 9736)]