89316890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 183859200

約数和(自身を除く): 94542310

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 185, 310, 370, 403, 481, 599, 806, 962, 1147, 1198, 2015, 2294, 2405, 2995, 4030, 4810, 5735, 5990, 7787, 11470, 14911, 15574, 18569, 22163, 29822, 37138, 38935, 44326, 74555, 77870, 92845, 110815, 149110, 185690, 221630, 241397, 288119, 482794, 576238, 687053, 1206985, 1374106, 1440595, 2413970, 2881190, 3435265, 6870530, 8931689, 17863378, 44658445, 89316890]

約数ペア:

[(1, 89316890), (2, 44658445), (5, 17863378), (10, 8931689), (13, 6870530), (26, 3435265), (31, 2881190), (37, 2413970), (62, 1440595), (65, 1374106), (74, 1206985), (130, 687053), (155, 576238), (185, 482794), (310, 288119), (370, 241397), (403, 221630), (481, 185690), (599, 149110), (806, 110815), (962, 92845), (1147, 77870), (1198, 74555), (2015, 44326), (2294, 38935), (2405, 37138), (2995, 29822), (4030, 22163), (4810, 18569), (5735, 15574), (5990, 14911), (7787, 11470)]