105511640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{202907}}^1$

素因数の和:202931

約数の個数: 32

約数和(自身を含む): 255664080

約数和(自身を除く): 150152440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 202907, 405814, 811628, 1014535, 1623256, 2029070, 2637791, 4058140, 5275582, 8116280, 10551164, 13188955, 21102328, 26377910, 52755820, 105511640]

約数ペア:

[(1, 105511640), (2, 52755820), (4, 26377910), (5, 21102328), (8, 13188955), (10, 10551164), (13, 8116280), (20, 5275582), (26, 4058140), (40, 2637791), (52, 2029070), (65, 1623256), (104, 1014535), (130, 811628), (260, 405814), (520, 202907)]