49965680

素因数分解:

$2^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1009}}^1$

素因数の和:1641

約数の個数: 40

約数和(自身を含む): 116473200

約数和(自身を除く): 66507520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619, 1009, 1238, 2018, 2476, 3095, 4036, 4952, 5045, 6190, 8072, 9904, 10090, 12380, 16144, 20180, 24760, 40360, 49520, 80720, 624571, 1249142, 2498284, 3122855, 4996568, 6245710, 9993136, 12491420, 24982840, 49965680]

約数ペア:

[(1, 49965680), (2, 24982840), (4, 12491420), (5, 9993136), (8, 6245710), (10, 4996568), (16, 3122855), (20, 2498284), (40, 1249142), (80, 624571), (619, 80720), (1009, 49520), (1238, 40360), (2018, 24760), (2476, 20180), (3095, 16144), (4036, 12380), (4952, 10090), (5045, 9904), (6190, 8072)]