65295215

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 84510960

約数和(自身を除く): 19215745

約数列:

[1, 5, 17, 73, 85, 289, 365, 619, 1241, 1445, 3095, 6205, 10523, 21097, 45187, 52615, 105485, 178891, 225935, 768179, 894455, 3840895, 13059043, 65295215]

約数ペア:

[(1, 65295215), (5, 13059043), (17, 3840895), (73, 894455), (85, 768179), (289, 225935), (365, 178891), (619, 105485), (1241, 52615), (1445, 45187), (3095, 21097), (6205, 10523)]