28759250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8849}}^1$

素因数の和:8879

約数の個数: 32

約数和(自身を含む): 57985200

約数和(自身を除く): 29225950

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 8849, 17698, 44245, 88490, 115037, 221225, 230074, 442450, 575185, 1106125, 1150370, 2212250, 2875925, 5751850, 14379625, 28759250]

約数ペア:

[(1, 28759250), (2, 14379625), (5, 5751850), (10, 2875925), (13, 2212250), (25, 1150370), (26, 1106125), (50, 575185), (65, 442450), (125, 230074), (130, 221225), (250, 115037), (325, 88490), (650, 44245), (1625, 17698), (3250, 8849)]