314972710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{78157}}^1$

素因数の和:78208

約数の個数: 32

約数和(自身を含む): 630266112

約数和(自身を除く): 315293402

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 78157, 156314, 390785, 781570, 1016041, 2032082, 2422867, 4845734, 5080205, 10160410, 12114335, 24228670, 31497271, 62994542, 157486355, 314972710]

約数ペア:

[(1, 314972710), (2, 157486355), (5, 62994542), (10, 31497271), (13, 24228670), (26, 12114335), (31, 10160410), (62, 5080205), (65, 4845734), (130, 2422867), (155, 2032082), (310, 1016041), (403, 781570), (806, 390785), (2015, 156314), (4030, 78157)]