71173745

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 91445760

約数和(自身を除く): 20272015

約数列:

[1, 5, 41, 47, 83, 89, 205, 235, 415, 445, 1927, 3403, 3649, 3901, 4183, 7387, 9635, 17015, 18245, 19505, 20915, 36935, 159941, 171503, 302867, 347189, 799705, 857515, 1514335, 1735945, 14234749, 71173745]

約数ペア:

[(1, 71173745), (5, 14234749), (41, 1735945), (47, 1514335), (83, 857515), (89, 799705), (205, 347189), (235, 302867), (415, 171503), (445, 159941), (1927, 36935), (3403, 20915), (3649, 19505), (3901, 18245), (4183, 17015), (7387, 9635)]