12702500

素因数分解:

$2^2\times 5^4\times {\mathrm{5081}}^1$

素因数の和:5105

約数の個数: 30

約数和(自身を含む): 27783294

約数和(自身を除く): 15080794

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 5081, 10162, 20324, 25405, 50810, 101620, 127025, 254050, 508100, 635125, 1270250, 2540500, 3175625, 6351250, 12702500]

約数ペア:

[(1, 12702500), (2, 6351250), (4, 3175625), (5, 2540500), (10, 1270250), (20, 635125), (25, 508100), (50, 254050), (100, 127025), (125, 101620), (250, 50810), (500, 25405), (625, 20324), (1250, 10162), (2500, 5081)]