161707390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{33619}}^1$

素因数の和:33676

約数の個数: 32

約数和(自身を含む): 321945120

約数和(自身を除く): 160237730

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 33619, 67238, 168095, 336190, 437047, 874094, 1243903, 2185235, 2487806, 4370470, 6219515, 12439030, 16170739, 32341478, 80853695, 161707390]

約数ペア:

[(1, 161707390), (2, 80853695), (5, 32341478), (10, 16170739), (13, 12439030), (26, 6219515), (37, 4370470), (65, 2487806), (74, 2185235), (130, 1243903), (185, 874094), (370, 437047), (481, 336190), (962, 168095), (2405, 67238), (4810, 33619)]