12318100

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{619}}^1$

素因数の和:832

約数の個数: 36

約数和(自身を含む): 26908000

約数和(自身を除く): 14589900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 619, 796, 995, 1238, 1990, 2476, 3095, 3980, 4975, 6190, 9950, 12380, 15475, 19900, 30950, 61900, 123181, 246362, 492724, 615905, 1231810, 2463620, 3079525, 6159050, 12318100]

約数ペア:

[(1, 12318100), (2, 6159050), (4, 3079525), (5, 2463620), (10, 1231810), (20, 615905), (25, 492724), (50, 246362), (100, 123181), (199, 61900), (398, 30950), (619, 19900), (796, 15475), (995, 12380), (1238, 9950), (1990, 6190), (2476, 4975), (3095, 3980)]