2021064100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{10151}}^1$

素因数の和:10357

約数の個数: 72

約数和(自身を含む): 4811317056

約数和(自身を除く): 2790252956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 181, 220, 275, 362, 550, 724, 905, 1100, 1810, 1991, 3620, 3982, 4525, 7964, 9050, 9955, 10151, 18100, 19910, 20302, 39820, 40604, 49775, 50755, 99550, 101510, 111661, 199100, 203020, 223322, 253775, 446644, 507550, 558305, 1015100, 1116610, 1837331, 2233220, 2791525, 3674662, 5583050, 7349324, 9186655, 11166100, 18373310, 20210641, 36746620, 40421282, 45933275, 80842564, 91866550, 101053205, 183733100, 202106410, 404212820, 505266025, 1010532050, 2021064100]

約数ペア:

[(1, 2021064100), (2, 1010532050), (4, 505266025), (5, 404212820), (10, 202106410), (11, 183733100), (20, 101053205), (22, 91866550), (25, 80842564), (44, 45933275), (50, 40421282), (55, 36746620), (100, 20210641), (110, 18373310), (181, 11166100), (220, 9186655), (275, 7349324), (362, 5583050), (550, 3674662), (724, 2791525), (905, 2233220), (1100, 1837331), (1810, 1116610), (1991, 1015100), (3620, 558305), (3982, 507550), (4525, 446644), (7964, 253775), (9050, 223322), (9955, 203020), (10151, 199100), (18100, 111661), (19910, 101510), (20302, 99550), (39820, 50755), (40604, 49775)]