42890900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32993}}^1$

素因数の和:33020

約数の個数: 36

約数和(自身を含む): 100235772

約数和(自身を除く): 57344872

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 32993, 65986, 131972, 164965, 329930, 428909, 659860, 824825, 857818, 1649650, 1715636, 2144545, 3299300, 4289090, 8578180, 10722725, 21445450, 42890900]

約数ペア:

[(1, 42890900), (2, 21445450), (4, 10722725), (5, 8578180), (10, 4289090), (13, 3299300), (20, 2144545), (25, 1715636), (26, 1649650), (50, 857818), (52, 824825), (65, 659860), (100, 428909), (130, 329930), (260, 164965), (325, 131972), (650, 65986), (1300, 32993)]