7256857270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1800709}}^1$

素因数の和:1800760

約数の個数: 32

約数和(自身を含む): 14520925440

約数和(自身を除く): 7264068170

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 1800709, 3601418, 9003545, 18007090, 23409217, 46818434, 55821979, 111643958, 117046085, 234092170, 279109895, 558219790, 725685727, 1451371454, 3628428635, 7256857270]

約数ペア:

[(1, 7256857270), (2, 3628428635), (5, 1451371454), (10, 725685727), (13, 558219790), (26, 279109895), (31, 234092170), (62, 117046085), (65, 111643958), (130, 55821979), (155, 46818434), (310, 23409217), (403, 18007090), (806, 9003545), (2015, 3601418), (4030, 1800709)]