145176760

素因数分解:

$2^3\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{2239}}^1$

素因数の和:3871

約数の個数: 32

約数和(自身を含む): 326995200

約数和(自身を除く): 181818440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1621, 2239, 3242, 4478, 6484, 8105, 8956, 11195, 12968, 16210, 17912, 22390, 32420, 44780, 64840, 89560, 3629419, 7258838, 14517676, 18147095, 29035352, 36294190, 72588380, 145176760]

約数ペア:

[(1, 145176760), (2, 72588380), (4, 36294190), (5, 29035352), (8, 18147095), (10, 14517676), (20, 7258838), (40, 3629419), (1621, 89560), (2239, 64840), (3242, 44780), (4478, 32420), (6484, 22390), (8105, 17912), (8956, 16210), (11195, 12968)]