68380400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{15541}}^1$

素因数の和:15570

約数の個数: 60

約数和(自身を含む): 179230344

約数和(自身を除く): 110849944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 15541, 31082, 62164, 77705, 124328, 155410, 170951, 248656, 310820, 341902, 388525, 621640, 683804, 777050, 854755, 1243280, 1367608, 1554100, 1709510, 2735216, 3108200, 3419020, 4273775, 6216400, 6838040, 8547550, 13676080, 17095100, 34190200, 68380400]

約数ペア:

[(1, 68380400), (2, 34190200), (4, 17095100), (5, 13676080), (8, 8547550), (10, 6838040), (11, 6216400), (16, 4273775), (20, 3419020), (22, 3108200), (25, 2735216), (40, 1709510), (44, 1554100), (50, 1367608), (55, 1243280), (80, 854755), (88, 777050), (100, 683804), (110, 621640), (176, 388525), (200, 341902), (220, 310820), (275, 248656), (400, 170951), (440, 155410), (550, 124328), (880, 77705), (1100, 62164), (2200, 31082), (4400, 15541)]