164099585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{81439}}^1$

素因数の和:81488

約数の個数: 16

約数和(自身を含む): 218910720

約数和(自身を除く): 54811135

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 81439, 407195, 1058707, 2524609, 5293535, 12623045, 32819917, 164099585]

約数ペア:

[(1, 164099585), (5, 32819917), (13, 12623045), (31, 5293535), (65, 2524609), (155, 1058707), (403, 407195), (2015, 81439)]