9977900

素因数分解:

$2^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{883}}^1$

素因数の和:1010

約数の個数: 36

約数和(自身を含む): 21868392

約数和(自身を除く): 11890492

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 226, 452, 565, 883, 1130, 1766, 2260, 2825, 3532, 4415, 5650, 8830, 11300, 17660, 22075, 44150, 88300, 99779, 199558, 399116, 498895, 997790, 1995580, 2494475, 4988950, 9977900]

約数ペア:

[(1, 9977900), (2, 4988950), (4, 2494475), (5, 1995580), (10, 997790), (20, 498895), (25, 399116), (50, 199558), (100, 99779), (113, 88300), (226, 44150), (452, 22075), (565, 17660), (883, 11300), (1130, 8830), (1766, 5650), (2260, 4415), (2825, 3532)]