675530050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{19609}}^1$

素因数の和:19687

約数の個数: 48

約数和(自身を含む): 1378739880

約数和(自身を除く): 703209830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 2650, 3445, 6890, 17225, 19609, 34450, 39218, 98045, 196090, 254917, 490225, 509834, 980450, 1039277, 1274585, 2078554, 2549170, 5196385, 6372925, 10392770, 12745850, 13510601, 25981925, 27021202, 51963850, 67553005, 135106010, 337765025, 675530050]

約数ペア:

[(1, 675530050), (2, 337765025), (5, 135106010), (10, 67553005), (13, 51963850), (25, 27021202), (26, 25981925), (50, 13510601), (53, 12745850), (65, 10392770), (106, 6372925), (130, 5196385), (265, 2549170), (325, 2078554), (530, 1274585), (650, 1039277), (689, 980450), (1325, 509834), (1378, 490225), (2650, 254917), (3445, 196090), (6890, 98045), (17225, 39218), (19609, 34450)]