82760840

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{7867}}^1$

素因数の和:8141

約数の個数: 32

約数和(自身を含む): 186943680

約数和(自身を除く): 104182840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 7867, 10520, 15734, 31468, 39335, 62936, 78670, 157340, 314680, 2069021, 4138042, 8276084, 10345105, 16552168, 20690210, 41380420, 82760840]

約数ペア:

[(1, 82760840), (2, 41380420), (4, 20690210), (5, 16552168), (8, 10345105), (10, 8276084), (20, 4138042), (40, 2069021), (263, 314680), (526, 157340), (1052, 78670), (1315, 62936), (2104, 39335), (2630, 31468), (5260, 15734), (7867, 10520)]