12489100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{739}}^1$

素因数の和:779

約数の個数: 54

約数和(自身を含む): 29386140

約数和(自身を除く): 16897040

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 739, 845, 1300, 1478, 1690, 2956, 3380, 3695, 4225, 7390, 8450, 9607, 14780, 16900, 18475, 19214, 36950, 38428, 48035, 73900, 96070, 124891, 192140, 240175, 249782, 480350, 499564, 624455, 960700, 1248910, 2497820, 3122275, 6244550, 12489100]

約数ペア:

[(1, 12489100), (2, 6244550), (4, 3122275), (5, 2497820), (10, 1248910), (13, 960700), (20, 624455), (25, 499564), (26, 480350), (50, 249782), (52, 240175), (65, 192140), (100, 124891), (130, 96070), (169, 73900), (260, 48035), (325, 38428), (338, 36950), (650, 19214), (676, 18475), (739, 16900), (845, 14780), (1300, 9607), (1478, 8450), (1690, 7390), (2956, 4225), (3380, 3695)]