90498080

素因数分解:

$2^5\times 5^1\times {\mathrm{565613}}^1$

素因数の和:565628

約数の個数: 24

約数和(自身を含む): 213802092

約数和(自身を除く): 123304012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 565613, 1131226, 2262452, 2828065, 4524904, 5656130, 9049808, 11312260, 18099616, 22624520, 45249040, 90498080]

約数ペア:

[(1, 90498080), (2, 45249040), (4, 22624520), (5, 18099616), (8, 11312260), (10, 9049808), (16, 5656130), (20, 4524904), (32, 2828065), (40, 2262452), (80, 1131226), (160, 565613)]