66419425

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 90792180

約数和(自身を除く): 24372755

約数列:

[1, 5, 17, 25, 29, 85, 145, 289, 317, 425, 493, 725, 1445, 1585, 2465, 5389, 7225, 7925, 8381, 9193, 12325, 26945, 41905, 45965, 91613, 134725, 156281, 209525, 229825, 458065, 781405, 2290325, 2656777, 3907025, 13283885, 66419425]

約数ペア:

[(1, 66419425), (5, 13283885), (17, 3907025), (25, 2656777), (29, 2290325), (85, 781405), (145, 458065), (289, 229825), (317, 209525), (425, 156281), (493, 134725), (725, 91613), (1445, 45965), (1585, 41905), (2465, 26945), (5389, 12325), (7225, 9193), (7925, 8381)]