81306512

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42703}}^1$

素因数の和:42735

約数の個数: 40

約数和(自身を含む): 190630656

約数和(自身を除く): 109324144

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 42703, 85406, 170812, 298921, 341624, 597842, 683248, 725951, 1195684, 1451902, 2391368, 2903804, 4782736, 5081657, 5807608, 10163314, 11615216, 20326628, 40653256, 81306512]

約数ペア:

[(1, 81306512), (2, 40653256), (4, 20326628), (7, 11615216), (8, 10163314), (14, 5807608), (16, 5081657), (17, 4782736), (28, 2903804), (34, 2391368), (56, 1451902), (68, 1195684), (112, 725951), (119, 683248), (136, 597842), (238, 341624), (272, 298921), (476, 170812), (952, 85406), (1904, 42703)]