47680400

素因数分解:

$2^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{599}}^1$

素因数の和:816

約数の個数: 60

約数和(自身を含む): 115320000

約数和(自身を除く): 67639600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 199, 200, 398, 400, 599, 796, 995, 1198, 1592, 1990, 2396, 2995, 3184, 3980, 4792, 4975, 5990, 7960, 9584, 9950, 11980, 14975, 15920, 19900, 23960, 29950, 39800, 47920, 59900, 79600, 119201, 119800, 238402, 239600, 476804, 596005, 953608, 1192010, 1907216, 2384020, 2980025, 4768040, 5960050, 9536080, 11920100, 23840200, 47680400]

約数ペア:

[(1, 47680400), (2, 23840200), (4, 11920100), (5, 9536080), (8, 5960050), (10, 4768040), (16, 2980025), (20, 2384020), (25, 1907216), (40, 1192010), (50, 953608), (80, 596005), (100, 476804), (199, 239600), (200, 238402), (398, 119800), (400, 119201), (599, 79600), (796, 59900), (995, 47920), (1198, 39800), (1592, 29950), (1990, 23960), (2396, 19900), (2995, 15920), (3184, 14975), (3980, 11980), (4792, 9950), (4975, 9584), (5990, 7960)]