40688450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2551}}^1$

素因数の和:2603

約数の個数: 48

約数和(自身を含む): 85440960

約数和(自身を除く): 44752510

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1450, 1595, 2551, 3190, 5102, 7975, 12755, 15950, 25510, 28061, 56122, 63775, 73979, 127550, 140305, 147958, 280610, 369895, 701525, 739790, 813769, 1403050, 1627538, 1849475, 3698950, 4068845, 8137690, 20344225, 40688450]

約数ペア:

[(1, 40688450), (2, 20344225), (5, 8137690), (10, 4068845), (11, 3698950), (22, 1849475), (25, 1627538), (29, 1403050), (50, 813769), (55, 739790), (58, 701525), (110, 369895), (145, 280610), (275, 147958), (290, 140305), (319, 127550), (550, 73979), (638, 63775), (725, 56122), (1450, 28061), (1595, 25510), (2551, 15950), (3190, 12755), (5102, 7975)]