87578788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 175412160

約数和(自身を除く): 87833372

約数列:

[1, 2, 4, 11, 22, 41, 43, 44, 82, 86, 164, 172, 451, 473, 902, 946, 1129, 1763, 1804, 1892, 2258, 3526, 4516, 7052, 12419, 19393, 24838, 38786, 46289, 48547, 49676, 77572, 92578, 97094, 185156, 194188, 509179, 534017, 1018358, 1068034, 1990427, 2036716, 2136068, 3980854, 7961708, 21894697, 43789394, 87578788]

約数ペア:

[(1, 87578788), (2, 43789394), (4, 21894697), (11, 7961708), (22, 3980854), (41, 2136068), (43, 2036716), (44, 1990427), (82, 1068034), (86, 1018358), (164, 534017), (172, 509179), (451, 194188), (473, 185156), (902, 97094), (946, 92578), (1129, 77572), (1763, 49676), (1804, 48547), (1892, 46289), (2258, 38786), (3526, 24838), (4516, 19393), (7052, 12419)]