7485400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2879}}^1$

素因数の和:2908

約数の個数: 48

約数和(自身を含む): 18748800

約数和(自身を除く): 11263400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 2879, 5758, 11516, 14395, 23032, 28790, 37427, 57580, 71975, 74854, 115160, 143950, 149708, 187135, 287900, 299416, 374270, 575800, 748540, 935675, 1497080, 1871350, 3742700, 7485400]

約数ペア:

[(1, 7485400), (2, 3742700), (4, 1871350), (5, 1497080), (8, 935675), (10, 748540), (13, 575800), (20, 374270), (25, 299416), (26, 287900), (40, 187135), (50, 149708), (52, 143950), (65, 115160), (100, 74854), (104, 71975), (130, 57580), (200, 37427), (260, 28790), (325, 23032), (520, 14395), (650, 11516), (1300, 5758), (2600, 2879)]