72690385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{797}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 98249760

約数和(自身を除く): 25559375

約数列:

[1, 5, 17, 29, 37, 85, 145, 185, 493, 629, 797, 1073, 2465, 3145, 3985, 5365, 13549, 18241, 23113, 29489, 67745, 91205, 115565, 147445, 392921, 501313, 855181, 1964605, 2506565, 4275905, 14538077, 72690385]

約数ペア:

[(1, 72690385), (5, 14538077), (17, 4275905), (29, 2506565), (37, 1964605), (85, 855181), (145, 501313), (185, 392921), (493, 147445), (629, 115565), (797, 91205), (1073, 67745), (2465, 29489), (3145, 23113), (3985, 18241), (5365, 13549)]