82751480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{295541}}^1$

素因数の和:295559

約数の個数: 32

約数和(自身を含む): 212790240

約数和(自身を除く): 130038760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 295541, 591082, 1182164, 1477705, 2068787, 2364328, 2955410, 4137574, 5910820, 8275148, 10343935, 11821640, 16550296, 20687870, 41375740, 82751480]

約数ペア:

[(1, 82751480), (2, 41375740), (4, 20687870), (5, 16550296), (7, 11821640), (8, 10343935), (10, 8275148), (14, 5910820), (20, 4137574), (28, 2955410), (35, 2364328), (40, 2068787), (56, 1477705), (70, 1182164), (140, 591082), (280, 295541)]