2195197775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{159361}}^1$

素因数の和:159419

約数の個数: 24

約数和(自身を含む): 2964133200

約数和(自身を除く): 768935425

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 13775, 159361, 796805, 3027859, 3984025, 4621469, 15139295, 23107345, 75696475, 87807911, 115536725, 439039555, 2195197775]

約数ペア:

[(1, 2195197775), (5, 439039555), (19, 115536725), (25, 87807911), (29, 75696475), (95, 23107345), (145, 15139295), (475, 4621469), (551, 3984025), (725, 3027859), (2755, 796805), (13775, 159361)]