90199360

素因数分解:

$2^6\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1123}}^1$

素因数の和:1391

約数の個数: 56

約数和(自身を含む): 215834976

約数和(自身を除く): 125635616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 251, 320, 502, 1004, 1123, 1255, 2008, 2246, 2510, 4016, 4492, 5020, 5615, 8032, 8984, 10040, 11230, 16064, 17968, 20080, 22460, 35936, 40160, 44920, 71872, 80320, 89840, 179680, 281873, 359360, 563746, 1127492, 1409365, 2254984, 2818730, 4509968, 5637460, 9019936, 11274920, 18039872, 22549840, 45099680, 90199360]

約数ペア:

[(1, 90199360), (2, 45099680), (4, 22549840), (5, 18039872), (8, 11274920), (10, 9019936), (16, 5637460), (20, 4509968), (32, 2818730), (40, 2254984), (64, 1409365), (80, 1127492), (160, 563746), (251, 359360), (320, 281873), (502, 179680), (1004, 89840), (1123, 80320), (1255, 71872), (2008, 44920), (2246, 40160), (2510, 35936), (4016, 22460), (4492, 20080), (5020, 17968), (5615, 16064), (8032, 11230), (8984, 10040)]