90277490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{220189}}^1$

素因数の和:220237

約数の個数: 16

約数和(自身を含む): 166463640

約数和(自身を除く): 76186150

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 220189, 440378, 1100945, 2201890, 9027749, 18055498, 45138745, 90277490]

約数ペア:

[(1, 90277490), (2, 45138745), (5, 18055498), (10, 9027749), (41, 2201890), (82, 1100945), (205, 440378), (410, 220189)]