9956875

素因数分解:

$5^4\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 20

約数和(自身を含む): 12652200

約数和(自身を除く): 2695325

約数列:

[1, 5, 25, 89, 125, 179, 445, 625, 895, 2225, 4475, 11125, 15931, 22375, 55625, 79655, 111875, 398275, 1991375, 9956875]

約数ペア:

[(1, 9956875), (5, 1991375), (25, 398275), (89, 111875), (125, 79655), (179, 55625), (445, 22375), (625, 15931), (895, 11125), (2225, 4475)]