48800

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1$

素因数の和:81

約数の個数: 36

約数和(自身を含む): 121086

約数和(自身を除く): 72286

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 305, 400, 488, 610, 800, 976, 1220, 1525, 1952, 2440, 3050, 4880, 6100, 9760, 12200, 24400, 48800]

約数ペア:

[(1, 48800), (2, 24400), (4, 12200), (5, 9760), (8, 6100), (10, 4880), (16, 3050), (20, 2440), (25, 1952), (32, 1525), (40, 1220), (50, 976), (61, 800), (80, 610), (100, 488), (122, 400), (160, 305), (200, 244)]