68219285

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 87816960

約数和(自身を除く): 19597675

約数列:

[1, 5, 41, 43, 71, 109, 205, 215, 355, 545, 1763, 2911, 3053, 4469, 4687, 7739, 8815, 14555, 15265, 22345, 23435, 38695, 125173, 192167, 317299, 332777, 625865, 960835, 1586495, 1663885, 13643857, 68219285]

約数ペア:

[(1, 68219285), (5, 13643857), (41, 1663885), (43, 1586495), (71, 960835), (109, 625865), (205, 332777), (215, 317299), (355, 192167), (545, 125173), (1763, 38695), (2911, 23435), (3053, 22345), (4469, 15265), (4687, 14555), (7739, 8815)]