86738840

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27449}}^1$

素因数の和:27539

約数の個数: 32

約数和(自身を含む): 197640000

約数和(自身を除く): 110901160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 27449, 54898, 109796, 137245, 219592, 274490, 548980, 1097960, 2168471, 4336942, 8673884, 10842355, 17347768, 21684710, 43369420, 86738840]

約数ペア:

[(1, 86738840), (2, 43369420), (4, 21684710), (5, 17347768), (8, 10842355), (10, 8673884), (20, 4336942), (40, 2168471), (79, 1097960), (158, 548980), (316, 274490), (395, 219592), (632, 137245), (790, 109796), (1580, 54898), (3160, 27449)]