69271670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17189}}^1$

素因数の和:17240

約数の個数: 32

約数和(自身を含む): 138620160

約数和(自身を除く): 69348490

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 17189, 34378, 85945, 171890, 223457, 446914, 532859, 1065718, 1117285, 2234570, 2664295, 5328590, 6927167, 13854334, 34635835, 69271670]

約数ペア:

[(1, 69271670), (2, 34635835), (5, 13854334), (10, 6927167), (13, 5328590), (26, 2664295), (31, 2234570), (62, 1117285), (65, 1065718), (130, 532859), (155, 446914), (310, 223457), (403, 171890), (806, 85945), (2015, 34378), (4030, 17189)]