265148120

素因数分解:

$2^3\times 5^1\times {\mathrm{863}}^1\times {\mathrm{7681}}^1$

素因数の和:8555

約数の個数: 32

約数和(自身を含む): 597352320

約数和(自身を除く): 332204200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 863, 1726, 3452, 4315, 6904, 7681, 8630, 15362, 17260, 30724, 34520, 38405, 61448, 76810, 153620, 307240, 6628703, 13257406, 26514812, 33143515, 53029624, 66287030, 132574060, 265148120]

約数ペア:

[(1, 265148120), (2, 132574060), (4, 66287030), (5, 53029624), (8, 33143515), (10, 26514812), (20, 13257406), (40, 6628703), (863, 307240), (1726, 153620), (3452, 76810), (4315, 61448), (6904, 38405), (7681, 34520), (8630, 30724), (15362, 17260)]