199149080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{382979}}^1$

素因数の和:383003

約数の個数: 32

約数和(自身を含む): 482554800

約数和(自身を除く): 283405720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 382979, 765958, 1531916, 1914895, 3063832, 3829790, 4978727, 7659580, 9957454, 15319160, 19914908, 24893635, 39829816, 49787270, 99574540, 199149080]

約数ペア:

[(1, 199149080), (2, 99574540), (4, 49787270), (5, 39829816), (8, 24893635), (10, 19914908), (13, 15319160), (20, 9957454), (26, 7659580), (40, 4978727), (52, 3829790), (65, 3063832), (104, 1914895), (130, 1531916), (260, 765958), (520, 382979)]