12954500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2025

約数の個数: 48

約数和(自身を含む): 30484272

約数和(自身を除く): 17529772

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 1993, 3250, 3986, 6500, 7972, 9965, 19930, 25909, 39860, 49825, 51818, 99650, 103636, 129545, 199300, 249125, 259090, 498250, 518180, 647725, 996500, 1295450, 2590900, 3238625, 6477250, 12954500]

約数ペア:

[(1, 12954500), (2, 6477250), (4, 3238625), (5, 2590900), (10, 1295450), (13, 996500), (20, 647725), (25, 518180), (26, 498250), (50, 259090), (52, 249125), (65, 199300), (100, 129545), (125, 103636), (130, 99650), (250, 51818), (260, 49825), (325, 39860), (500, 25909), (650, 19930), (1300, 9965), (1625, 7972), (1993, 6500), (3250, 3986)]