388430008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 796815360

約数和(自身を除く): 408385352

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 127, 136, 172, 254, 344, 508, 523, 731, 1016, 1046, 1462, 2092, 2159, 2924, 4184, 4318, 5461, 5848, 8636, 8891, 10922, 17272, 17782, 21844, 22489, 35564, 43688, 44978, 66421, 71128, 89956, 92837, 132842, 179912, 185674, 265684, 371348, 382313, 531368, 742696, 764626, 1129157, 1529252, 2258314, 2856103, 3058504, 4516628, 5712206, 9033256, 11424412, 22848824, 48553751, 97107502, 194215004, 388430008]

約数ペア:

[(1, 388430008), (2, 194215004), (4, 97107502), (8, 48553751), (17, 22848824), (34, 11424412), (43, 9033256), (68, 5712206), (86, 4516628), (127, 3058504), (136, 2856103), (172, 2258314), (254, 1529252), (344, 1129157), (508, 764626), (523, 742696), (731, 531368), (1016, 382313), (1046, 371348), (1462, 265684), (2092, 185674), (2159, 179912), (2924, 132842), (4184, 92837), (4318, 89956), (5461, 71128), (5848, 66421), (8636, 44978), (8891, 43688), (10922, 35564), (17272, 22489), (17782, 21844)]