128829700

素因数分解:

$2^2\times 5^2\times {\mathrm{883}}^1\times {\mathrm{1459}}^1$

素因数の和:2356

約数の個数: 36

約数和(自身を含む): 280068880

約数和(自身を除く): 151239180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 883, 1459, 1766, 2918, 3532, 4415, 5836, 7295, 8830, 14590, 17660, 22075, 29180, 36475, 44150, 72950, 88300, 145900, 1288297, 2576594, 5153188, 6441485, 12882970, 25765940, 32207425, 64414850, 128829700]

約数ペア:

[(1, 128829700), (2, 64414850), (4, 32207425), (5, 25765940), (10, 12882970), (20, 6441485), (25, 5153188), (50, 2576594), (100, 1288297), (883, 145900), (1459, 88300), (1766, 72950), (2918, 44150), (3532, 36475), (4415, 29180), (5836, 22075), (7295, 17660), (8830, 14590)]