8399375

素因数分解:

$5^4\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:260

約数の個数: 20

約数和(自身を含む): 10684080

約数和(自身を除く): 2284705

約数列:

[1, 5, 25, 89, 125, 151, 445, 625, 755, 2225, 3775, 11125, 13439, 18875, 55625, 67195, 94375, 335975, 1679875, 8399375]

約数ペア:

[(1, 8399375), (5, 1679875), (25, 335975), (89, 94375), (125, 67195), (151, 55625), (445, 18875), (625, 13439), (755, 11125), (2225, 3775)]