252336760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{485263}}^1$

素因数の和:485287

約数の個数: 32

約数和(自身を含む): 611432640

約数和(自身を除く): 359095880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 485263, 970526, 1941052, 2426315, 3882104, 4852630, 6308419, 9705260, 12616838, 19410520, 25233676, 31542095, 50467352, 63084190, 126168380, 252336760]

約数ペア:

[(1, 252336760), (2, 126168380), (4, 63084190), (5, 50467352), (8, 31542095), (10, 25233676), (13, 19410520), (20, 12616838), (26, 9705260), (40, 6308419), (52, 4852630), (65, 3882104), (104, 2426315), (130, 1941052), (260, 970526), (520, 485263)]