679969250

素因数分解:

$2^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{24953}}^1$

素因数の和:25079

約数の個数: 32

約数和(自身を含む): 1284631920

約数和(自身を除く): 604662670

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 218, 250, 545, 1090, 2725, 5450, 13625, 24953, 27250, 49906, 124765, 249530, 623825, 1247650, 2719877, 3119125, 5439754, 6238250, 13599385, 27198770, 67996925, 135993850, 339984625, 679969250]

約数ペア:

[(1, 679969250), (2, 339984625), (5, 135993850), (10, 67996925), (25, 27198770), (50, 13599385), (109, 6238250), (125, 5439754), (218, 3119125), (250, 2719877), (545, 1247650), (1090, 623825), (2725, 249530), (5450, 124765), (13625, 49906), (24953, 27250)]