988620700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{241127}}^1$

素因数の和:241182

約数の個数: 36

約数和(自身を含む): 2197640592

約数和(自身を除く): 1209019892

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 241127, 482254, 964508, 1205635, 2411270, 4822540, 6028175, 9886207, 12056350, 19772414, 24112700, 39544828, 49431035, 98862070, 197724140, 247155175, 494310350, 988620700]

約数ペア:

[(1, 988620700), (2, 494310350), (4, 247155175), (5, 197724140), (10, 98862070), (20, 49431035), (25, 39544828), (41, 24112700), (50, 19772414), (82, 12056350), (100, 9886207), (164, 6028175), (205, 4822540), (410, 2411270), (820, 1205635), (1025, 964508), (2050, 482254), (4100, 241127)]