231800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:96

約数の個数: 48

約数和(自身を含む): 576600

約数和(自身を除く): 344800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 61, 76, 95, 100, 122, 152, 190, 200, 244, 305, 380, 475, 488, 610, 760, 950, 1159, 1220, 1525, 1900, 2318, 2440, 3050, 3800, 4636, 5795, 6100, 9272, 11590, 12200, 23180, 28975, 46360, 57950, 115900, 231800]

約数ペア:

[(1, 231800), (2, 115900), (4, 57950), (5, 46360), (8, 28975), (10, 23180), (19, 12200), (20, 11590), (25, 9272), (38, 6100), (40, 5795), (50, 4636), (61, 3800), (76, 3050), (95, 2440), (100, 2318), (122, 1900), (152, 1525), (190, 1220), (200, 1159), (244, 950), (305, 760), (380, 610), (475, 488)]