61957265

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 80569080

約数和(自身を除く): 18611815

約数列:

[1, 5, 17, 53, 85, 265, 289, 809, 901, 1445, 4045, 4505, 13753, 15317, 42877, 68765, 76585, 214385, 233801, 728909, 1169005, 3644545, 12391453, 61957265]

約数ペア:

[(1, 61957265), (5, 12391453), (17, 3644545), (53, 1169005), (85, 728909), (265, 233801), (289, 214385), (809, 76585), (901, 68765), (1445, 42877), (4045, 15317), (4505, 13753)]