139813700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{8273}}^1$

素因数の和:8313

約数の個数: 54

約数和(自身を含む): 328568814

約数和(自身を除く): 188755114

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4225, 8273, 8450, 16546, 16900, 33092, 41365, 82730, 107549, 165460, 206825, 215098, 413650, 430196, 537745, 827300, 1075490, 1398137, 2150980, 2688725, 2796274, 5377450, 5592548, 6990685, 10754900, 13981370, 27962740, 34953425, 69906850, 139813700]

約数ペア:

[(1, 139813700), (2, 69906850), (4, 34953425), (5, 27962740), (10, 13981370), (13, 10754900), (20, 6990685), (25, 5592548), (26, 5377450), (50, 2796274), (52, 2688725), (65, 2150980), (100, 1398137), (130, 1075490), (169, 827300), (260, 537745), (325, 430196), (338, 413650), (650, 215098), (676, 206825), (845, 165460), (1300, 107549), (1690, 82730), (3380, 41365), (4225, 33092), (8273, 16900), (8450, 16546)]