72416770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 147005280

約数和(自身を除く): 74588510

約数列:

[1, 2, 5, 10, 17, 29, 34, 37, 58, 74, 85, 145, 170, 185, 290, 370, 397, 493, 629, 794, 986, 1073, 1258, 1985, 2146, 2465, 3145, 3970, 4930, 5365, 6290, 6749, 10730, 11513, 13498, 14689, 18241, 23026, 29378, 33745, 36482, 57565, 67490, 73445, 91205, 115130, 146890, 182410, 195721, 249713, 391442, 425981, 499426, 851962, 978605, 1248565, 1957210, 2129905, 2497130, 4259810, 7241677, 14483354, 36208385, 72416770]

約数ペア:

[(1, 72416770), (2, 36208385), (5, 14483354), (10, 7241677), (17, 4259810), (29, 2497130), (34, 2129905), (37, 1957210), (58, 1248565), (74, 978605), (85, 851962), (145, 499426), (170, 425981), (185, 391442), (290, 249713), (370, 195721), (397, 182410), (493, 146890), (629, 115130), (794, 91205), (986, 73445), (1073, 67490), (1258, 57565), (1985, 36482), (2146, 33745), (2465, 29378), (3145, 23026), (3970, 18241), (4930, 14689), (5365, 13498), (6290, 11513), (6749, 10730)]