91297040

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2287}}^1$

素因数の和:2799

約数の個数: 40

約数和(自身を含む): 212784000

約数和(自身を除く): 121486960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2287, 2495, 3992, 4574, 4990, 7984, 9148, 9980, 11435, 18296, 19960, 22870, 36592, 39920, 45740, 91480, 182960, 1141213, 2282426, 4564852, 5706065, 9129704, 11412130, 18259408, 22824260, 45648520, 91297040]

約数ペア:

[(1, 91297040), (2, 45648520), (4, 22824260), (5, 18259408), (8, 11412130), (10, 9129704), (16, 5706065), (20, 4564852), (40, 2282426), (80, 1141213), (499, 182960), (998, 91480), (1996, 45740), (2287, 39920), (2495, 36592), (3992, 22870), (4574, 19960), (4990, 18296), (7984, 11435), (9148, 9980)]