139984261250

素因数分解:

$2^1\times 5^4\times {\mathrm{111987409}}^1$

素因数の和:111987431

約数の個数: 20

約数和(自身を含む): 262386501630

約数和(自身を除く): 122402240380

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 111987409, 223974818, 559937045, 1119874090, 2799685225, 5599370450, 13998426125, 27996852250, 69992130625, 139984261250]

約数ペア:

[(1, 139984261250), (2, 69992130625), (5, 27996852250), (10, 13998426125), (25, 5599370450), (50, 2799685225), (125, 1119874090), (250, 559937045), (625, 223974818), (1250, 111987409)]