84195760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 214977312

約数和(自身を除く): 130781552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 241, 397, 440, 482, 794, 880, 964, 1205, 1588, 1928, 1985, 2410, 2651, 3176, 3856, 3970, 4367, 4820, 5302, 6352, 7940, 8734, 9640, 10604, 13255, 15880, 17468, 19280, 21208, 21835, 26510, 31760, 34936, 42416, 43670, 53020, 69872, 87340, 95677, 106040, 174680, 191354, 212080, 349360, 382708, 478385, 765416, 956770, 1052447, 1530832, 1913540, 2104894, 3827080, 4209788, 5262235, 7654160, 8419576, 10524470, 16839152, 21048940, 42097880, 84195760]

約数ペア:

[(1, 84195760), (2, 42097880), (4, 21048940), (5, 16839152), (8, 10524470), (10, 8419576), (11, 7654160), (16, 5262235), (20, 4209788), (22, 3827080), (40, 2104894), (44, 1913540), (55, 1530832), (80, 1052447), (88, 956770), (110, 765416), (176, 478385), (220, 382708), (241, 349360), (397, 212080), (440, 191354), (482, 174680), (794, 106040), (880, 95677), (964, 87340), (1205, 69872), (1588, 53020), (1928, 43670), (1985, 42416), (2410, 34936), (2651, 31760), (3176, 26510), (3856, 21835), (3970, 21208), (4367, 19280), (4820, 17468), (5302, 15880), (6352, 13255), (7940, 10604), (8734, 9640)]