80492860780

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{491}}^1\times {\mathrm{18503}}^1$

素因数の和:19446

約数の個数: 48

約数和(自身を含む): 169770795264

約数和(自身を除く): 89277934484

約数列:

[1, 2, 4, 5, 10, 20, 443, 491, 886, 982, 1772, 1964, 2215, 2455, 4430, 4910, 8860, 9820, 18503, 37006, 74012, 92515, 185030, 217513, 370060, 435026, 870052, 1087565, 2175130, 4350260, 8196829, 9084973, 16393658, 18169946, 32787316, 36339892, 40984145, 45424865, 81968290, 90849730, 163936580, 181699460, 4024643039, 8049286078, 16098572156, 20123215195, 40246430390, 80492860780]

約数ペア:

[(1, 80492860780), (2, 40246430390), (4, 20123215195), (5, 16098572156), (10, 8049286078), (20, 4024643039), (443, 181699460), (491, 163936580), (886, 90849730), (982, 81968290), (1772, 45424865), (1964, 40984145), (2215, 36339892), (2455, 32787316), (4430, 18169946), (4910, 16393658), (8860, 9084973), (9820, 8196829), (18503, 4350260), (37006, 2175130), (74012, 1087565), (92515, 870052), (185030, 435026), (217513, 370060)]