27663520

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4217}}^1$

素因数の和:4273

約数の個数: 48

約数和(自身を含む): 66964968

約数和(自身を除く): 39301448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 4217, 6560, 8434, 16868, 21085, 33736, 42170, 67472, 84340, 134944, 168680, 172897, 337360, 345794, 674720, 691588, 864485, 1383176, 1728970, 2766352, 3457940, 5532704, 6915880, 13831760, 27663520]

約数ペア:

[(1, 27663520), (2, 13831760), (4, 6915880), (5, 5532704), (8, 3457940), (10, 2766352), (16, 1728970), (20, 1383176), (32, 864485), (40, 691588), (41, 674720), (80, 345794), (82, 337360), (160, 172897), (164, 168680), (205, 134944), (328, 84340), (410, 67472), (656, 42170), (820, 33736), (1312, 21085), (1640, 16868), (3280, 8434), (4217, 6560)]