78829360

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12473}}^1$

素因数の和:12565

約数の個数: 40

約数和(自身を含む): 185613120

約数和(自身を除く): 106783760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 12473, 24946, 49892, 62365, 99784, 124730, 199568, 249460, 498920, 985367, 997840, 1970734, 3941468, 4926835, 7882936, 9853670, 15765872, 19707340, 39414680, 78829360]

約数ペア:

[(1, 78829360), (2, 39414680), (4, 19707340), (5, 15765872), (8, 9853670), (10, 7882936), (16, 4926835), (20, 3941468), (40, 1970734), (79, 997840), (80, 985367), (158, 498920), (316, 249460), (395, 199568), (632, 124730), (790, 99784), (1264, 62365), (1580, 49892), (3160, 24946), (6320, 12473)]