66989285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 91494144

約数和(自身を除く): 24504859

約数列:

[1, 5, 11, 41, 55, 61, 205, 305, 451, 487, 671, 2255, 2435, 2501, 3355, 5357, 12505, 19967, 26785, 27511, 29707, 99835, 137555, 148535, 219637, 326777, 1098185, 1217987, 1633885, 6089935, 13397857, 66989285]

約数ペア:

[(1, 66989285), (5, 13397857), (11, 6089935), (41, 1633885), (55, 1217987), (61, 1098185), (205, 326777), (305, 219637), (451, 148535), (487, 137555), (671, 99835), (2255, 29707), (2435, 27511), (2501, 26785), (3355, 19967), (5357, 12505)]