80774735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 108656640

約数和(自身を除く): 27881905

約数列:

[1, 5, 17, 23, 79, 85, 115, 391, 395, 523, 1343, 1817, 1955, 2615, 6715, 8891, 9085, 12029, 30889, 41317, 44455, 60145, 154445, 204493, 206585, 702389, 950291, 1022465, 3511945, 4751455, 16154947, 80774735]

約数ペア:

[(1, 80774735), (5, 16154947), (17, 4751455), (23, 3511945), (79, 1022465), (85, 950291), (115, 702389), (391, 206585), (395, 204493), (523, 154445), (1343, 60145), (1817, 44455), (1955, 41317), (2615, 30889), (6715, 12029), (8891, 9085)]