13498340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 31910760

約数和(自身を除く): 18412420

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 37, 58, 68, 74, 85, 116, 145, 148, 170, 185, 290, 340, 370, 493, 580, 629, 740, 986, 1073, 1258, 1369, 1972, 2146, 2465, 2516, 2738, 3145, 4292, 4930, 5365, 5476, 6290, 6845, 9860, 10730, 12580, 13690, 18241, 21460, 23273, 27380, 36482, 39701, 46546, 72964, 79402, 91205, 93092, 116365, 158804, 182410, 198505, 232730, 364820, 397010, 465460, 674917, 794020, 1349834, 2699668, 3374585, 6749170, 13498340]

約数ペア:

[(1, 13498340), (2, 6749170), (4, 3374585), (5, 2699668), (10, 1349834), (17, 794020), (20, 674917), (29, 465460), (34, 397010), (37, 364820), (58, 232730), (68, 198505), (74, 182410), (85, 158804), (116, 116365), (145, 93092), (148, 91205), (170, 79402), (185, 72964), (290, 46546), (340, 39701), (370, 36482), (493, 27380), (580, 23273), (629, 21460), (740, 18241), (986, 13690), (1073, 12580), (1258, 10730), (1369, 9860), (1972, 6845), (2146, 6290), (2465, 5476), (2516, 5365), (2738, 4930), (3145, 4292)]