89980480

素因数分解:

$2^6\times 5^1\times {\mathrm{281189}}^1$

素因数の和:281206

約数の個数: 28

約数和(自身を含む): 214266780

約数和(自身を除く): 124286300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 281189, 562378, 1124756, 1405945, 2249512, 2811890, 4499024, 5623780, 8998048, 11247560, 17996096, 22495120, 44990240, 89980480]

約数ペア:

[(1, 89980480), (2, 44990240), (4, 22495120), (5, 17996096), (8, 11247560), (10, 8998048), (16, 5623780), (20, 4499024), (32, 2811890), (40, 2249512), (64, 1405945), (80, 1124756), (160, 562378), (320, 281189)]