90569680

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3617}}^1$

素因数の和:3943

約数の個数: 40

約数和(自身を含む): 211305672

約数和(自身を除く): 120735992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 3617, 5008, 6260, 7234, 12520, 14468, 18085, 25040, 28936, 36170, 57872, 72340, 144680, 289360, 1132121, 2264242, 4528484, 5660605, 9056968, 11321210, 18113936, 22642420, 45284840, 90569680]

約数ペア:

[(1, 90569680), (2, 45284840), (4, 22642420), (5, 18113936), (8, 11321210), (10, 9056968), (16, 5660605), (20, 4528484), (40, 2264242), (80, 1132121), (313, 289360), (626, 144680), (1252, 72340), (1565, 57872), (2504, 36170), (3130, 28936), (3617, 25040), (5008, 18085), (6260, 14468), (7234, 12520)]