31364080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1282

約数の個数: 80

約数和(自身を含む): 82360800

約数和(自身を除く): 50996720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1229, 1276, 1595, 2320, 2458, 2552, 3190, 4916, 5104, 6145, 6380, 9832, 12290, 12760, 13519, 19664, 24580, 25520, 27038, 35641, 49160, 54076, 67595, 71282, 98320, 108152, 135190, 142564, 178205, 216304, 270380, 285128, 356410, 392051, 540760, 570256, 712820, 784102, 1081520, 1425640, 1568204, 1960255, 2851280, 3136408, 3920510, 6272816, 7841020, 15682040, 31364080]

約数ペア:

[(1, 31364080), (2, 15682040), (4, 7841020), (5, 6272816), (8, 3920510), (10, 3136408), (11, 2851280), (16, 1960255), (20, 1568204), (22, 1425640), (29, 1081520), (40, 784102), (44, 712820), (55, 570256), (58, 540760), (80, 392051), (88, 356410), (110, 285128), (116, 270380), (145, 216304), (176, 178205), (220, 142564), (232, 135190), (290, 108152), (319, 98320), (440, 71282), (464, 67595), (580, 54076), (638, 49160), (880, 35641), (1160, 27038), (1229, 25520), (1276, 24580), (1595, 19664), (2320, 13519), (2458, 12760), (2552, 12290), (3190, 9832), (4916, 6380), (5104, 6145)]