149290040

素因数分解:

$2^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{4513}}^1$

素因数の和:5351

約数の個数: 32

約数和(自身を含む): 336383280

約数和(自身を除く): 187093240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 827, 1654, 3308, 4135, 4513, 6616, 8270, 9026, 16540, 18052, 22565, 33080, 36104, 45130, 90260, 180520, 3732251, 7464502, 14929004, 18661255, 29858008, 37322510, 74645020, 149290040]

約数ペア:

[(1, 149290040), (2, 74645020), (4, 37322510), (5, 29858008), (8, 18661255), (10, 14929004), (20, 7464502), (40, 3732251), (827, 180520), (1654, 90260), (3308, 45130), (4135, 36104), (4513, 33080), (6616, 22565), (8270, 18052), (9026, 16540)]