490640705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{178091}}^1$

素因数の和:178144

約数の個数: 16

約数和(自身を含む): 641131200

約数和(自身を除く): 150490495

約数列:

[1, 5, 19, 29, 95, 145, 551, 2755, 178091, 890455, 3383729, 5164639, 16918645, 25823195, 98128141, 490640705]

約数ペア:

[(1, 490640705), (5, 98128141), (19, 25823195), (29, 16918645), (95, 5164639), (145, 3383729), (551, 890455), (2755, 178091)]