89841260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1901}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 201307680

約数和(自身を除く): 111466420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 1901, 2363, 2780, 3802, 4726, 7604, 9452, 9505, 11815, 19010, 23630, 32317, 38020, 47260, 64634, 129268, 161585, 264239, 323170, 528478, 646340, 1056956, 1321195, 2642390, 4492063, 5284780, 8984126, 17968252, 22460315, 44920630, 89841260]

約数ペア:

[(1, 89841260), (2, 44920630), (4, 22460315), (5, 17968252), (10, 8984126), (17, 5284780), (20, 4492063), (34, 2642390), (68, 1321195), (85, 1056956), (139, 646340), (170, 528478), (278, 323170), (340, 264239), (556, 161585), (695, 129268), (1390, 64634), (1901, 47260), (2363, 38020), (2780, 32317), (3802, 23630), (4726, 19010), (7604, 11815), (9452, 9505)]