89272720

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4243}}^1$

素因数の和:4519

約数の個数: 40

約数和(自身を含む): 208397376

約数和(自身を除く): 119124656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 4243, 5260, 8486, 10520, 16972, 21040, 21215, 33944, 42430, 67888, 84860, 169720, 339440, 1115909, 2231818, 4463636, 5579545, 8927272, 11159090, 17854544, 22318180, 44636360, 89272720]

約数ペア:

[(1, 89272720), (2, 44636360), (4, 22318180), (5, 17854544), (8, 11159090), (10, 8927272), (16, 5579545), (20, 4463636), (40, 2231818), (80, 1115909), (263, 339440), (526, 169720), (1052, 84860), (1315, 67888), (2104, 42430), (2630, 33944), (4208, 21215), (4243, 21040), (5260, 16972), (8486, 10520)]