159106220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87421}}^1$

素因数の和:87450

約数の個数: 48

約数和(自身を含む): 411233088

約数和(自身を除く): 252126868

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 87421, 174842, 349684, 437105, 611947, 874210, 1136473, 1223894, 1748420, 2272946, 2447788, 3059735, 4545892, 5682365, 6119470, 7955311, 11364730, 12238940, 15910622, 22729460, 31821244, 39776555, 79553110, 159106220]

約数ペア:

[(1, 159106220), (2, 79553110), (4, 39776555), (5, 31821244), (7, 22729460), (10, 15910622), (13, 12238940), (14, 11364730), (20, 7955311), (26, 6119470), (28, 5682365), (35, 4545892), (52, 3059735), (65, 2447788), (70, 2272946), (91, 1748420), (130, 1223894), (140, 1136473), (182, 874210), (260, 611947), (364, 437105), (455, 349684), (910, 174842), (1820, 87421)]