89986240

素因数分解:

$2^6\times 5^1\times {\mathrm{281207}}^1$

素因数の和:281224

約数の個数: 28

約数和(自身を含む): 214280496

約数和(自身を除く): 124294256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 281207, 562414, 1124828, 1406035, 2249656, 2812070, 4499312, 5624140, 8998624, 11248280, 17997248, 22496560, 44993120, 89986240]

約数ペア:

[(1, 89986240), (2, 44993120), (4, 22496560), (5, 17997248), (8, 11248280), (10, 8998624), (16, 5624140), (20, 4499312), (32, 2812070), (40, 2249656), (64, 1406035), (80, 1124828), (160, 562414), (320, 281207)]