112163920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 286374528

約数和(自身を除く): 174210608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 197, 220, 394, 440, 647, 788, 880, 985, 1294, 1576, 1970, 2167, 2588, 3152, 3235, 3940, 4334, 5176, 6470, 7117, 7880, 8668, 10352, 10835, 12940, 14234, 15760, 17336, 21670, 25880, 28468, 34672, 35585, 43340, 51760, 56936, 71170, 86680, 113872, 127459, 142340, 173360, 254918, 284680, 509836, 569360, 637295, 1019672, 1274590, 1402049, 2039344, 2549180, 2804098, 5098360, 5608196, 7010245, 10196720, 11216392, 14020490, 22432784, 28040980, 56081960, 112163920]

約数ペア:

[(1, 112163920), (2, 56081960), (4, 28040980), (5, 22432784), (8, 14020490), (10, 11216392), (11, 10196720), (16, 7010245), (20, 5608196), (22, 5098360), (40, 2804098), (44, 2549180), (55, 2039344), (80, 1402049), (88, 1274590), (110, 1019672), (176, 637295), (197, 569360), (220, 509836), (394, 284680), (440, 254918), (647, 173360), (788, 142340), (880, 127459), (985, 113872), (1294, 86680), (1576, 71170), (1970, 56936), (2167, 51760), (2588, 43340), (3152, 35585), (3235, 34672), (3940, 28468), (4334, 25880), (5176, 21670), (6470, 17336), (7117, 15760), (7880, 14234), (8668, 12940), (10352, 10835)]