165890402380

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{47945203}}^1$

素因数の和:47945385

約数の個数: 24

約数和(自身を含む): 350383550832

約数和(自身を除く): 184493148452

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 47945203, 95890406, 191780812, 239726015, 479452030, 958904060, 8294520119, 16589040238, 33178080476, 41472600595, 82945201190, 165890402380]

約数ペア:

[(1, 165890402380), (2, 82945201190), (4, 41472600595), (5, 33178080476), (10, 16589040238), (20, 8294520119), (173, 958904060), (346, 479452030), (692, 239726015), (865, 191780812), (1730, 95890406), (3460, 47945203)]