169975585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 225485568

約数和(自身を除く): 55509983

約数列:

[1, 5, 13, 61, 65, 163, 263, 305, 793, 815, 1315, 2119, 3419, 3965, 9943, 10595, 16043, 17095, 42869, 49715, 80215, 129259, 208559, 214345, 557297, 646295, 1042795, 2615009, 2786485, 13075045, 33995117, 169975585]

約数ペア:

[(1, 169975585), (5, 33995117), (13, 13075045), (61, 2786485), (65, 2615009), (163, 1042795), (263, 646295), (305, 557297), (793, 214345), (815, 208559), (1315, 129259), (2119, 80215), (3419, 49715), (3965, 42869), (9943, 17095), (10595, 16043)]