31575280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:754

約数の個数: 80

約数和(自身を含む): 81717984

約数和(自身を除く): 50142704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 176, 212, 220, 265, 424, 440, 530, 583, 677, 848, 880, 1060, 1166, 1354, 2120, 2332, 2708, 2915, 3385, 4240, 4664, 5416, 5830, 6770, 7447, 9328, 10832, 11660, 13540, 14894, 23320, 27080, 29788, 35881, 37235, 46640, 54160, 59576, 71762, 74470, 119152, 143524, 148940, 179405, 287048, 297880, 358810, 394691, 574096, 595760, 717620, 789382, 1435240, 1578764, 1973455, 2870480, 3157528, 3946910, 6315056, 7893820, 15787640, 31575280]

約数ペア:

[(1, 31575280), (2, 15787640), (4, 7893820), (5, 6315056), (8, 3946910), (10, 3157528), (11, 2870480), (16, 1973455), (20, 1578764), (22, 1435240), (40, 789382), (44, 717620), (53, 595760), (55, 574096), (80, 394691), (88, 358810), (106, 297880), (110, 287048), (176, 179405), (212, 148940), (220, 143524), (265, 119152), (424, 74470), (440, 71762), (530, 59576), (583, 54160), (677, 46640), (848, 37235), (880, 35881), (1060, 29788), (1166, 27080), (1354, 23320), (2120, 14894), (2332, 13540), (2708, 11660), (2915, 10832), (3385, 9328), (4240, 7447), (4664, 6770), (5416, 5830)]