161188885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3821}}^1$

素因数の和:3909

約数の個数: 32

約数和(自身を含む): 231154560

約数和(自身を除く): 69965675

約数列:

[1, 5, 11, 13, 55, 59, 65, 143, 295, 649, 715, 767, 3245, 3821, 3835, 8437, 19105, 42031, 42185, 49673, 210155, 225439, 248365, 546403, 1127195, 2479829, 2732015, 2930707, 12399145, 14653535, 32237777, 161188885]

約数ペア:

[(1, 161188885), (5, 32237777), (11, 14653535), (13, 12399145), (55, 2930707), (59, 2732015), (65, 2479829), (143, 1127195), (295, 546403), (649, 248365), (715, 225439), (767, 210155), (3245, 49673), (3821, 42185), (3835, 42031), (8437, 19105)]