90519050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1115

約数の個数: 48

約数和(自身を含む): 180088920

約数和(自身を除く): 89569870

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 109, 170, 218, 425, 545, 850, 977, 1090, 1853, 1954, 2725, 3706, 4885, 5450, 9265, 9770, 16609, 18530, 24425, 33218, 46325, 48850, 83045, 92650, 106493, 166090, 212986, 415225, 532465, 830450, 1064930, 1810381, 2662325, 3620762, 5324650, 9051905, 18103810, 45259525, 90519050]

約数ペア:

[(1, 90519050), (2, 45259525), (5, 18103810), (10, 9051905), (17, 5324650), (25, 3620762), (34, 2662325), (50, 1810381), (85, 1064930), (109, 830450), (170, 532465), (218, 415225), (425, 212986), (545, 166090), (850, 106493), (977, 92650), (1090, 83045), (1853, 48850), (1954, 46325), (2725, 33218), (3706, 24425), (4885, 18530), (5450, 16609), (9265, 9770)]