104913280

素因数分解:

$2^7\times 5^1\times {\mathrm{163927}}^1$

素因数の和:163946

約数の個数: 32

約数和(自身を含む): 250809840

約数和(自身を除く): 145896560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 163927, 327854, 655708, 819635, 1311416, 1639270, 2622832, 3278540, 5245664, 6557080, 10491328, 13114160, 20982656, 26228320, 52456640, 104913280]

約数ペア:

[(1, 104913280), (2, 52456640), (4, 26228320), (5, 20982656), (8, 13114160), (10, 10491328), (16, 6557080), (20, 5245664), (32, 3278540), (40, 2622832), (64, 1639270), (80, 1311416), (128, 819635), (160, 655708), (320, 327854), (640, 163927)]