12438550

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 24284160

約数和(自身を除く): 11845610

約数列:

[1, 2, 5, 10, 25, 47, 50, 67, 79, 94, 134, 158, 235, 335, 395, 470, 670, 790, 1175, 1675, 1975, 2350, 3149, 3350, 3713, 3950, 5293, 6298, 7426, 10586, 15745, 18565, 26465, 31490, 37130, 52930, 78725, 92825, 132325, 157450, 185650, 248771, 264650, 497542, 1243855, 2487710, 6219275, 12438550]

約数ペア:

[(1, 12438550), (2, 6219275), (5, 2487710), (10, 1243855), (25, 497542), (47, 264650), (50, 248771), (67, 185650), (79, 157450), (94, 132325), (134, 92825), (158, 78725), (235, 52930), (335, 37130), (395, 31490), (470, 26465), (670, 18565), (790, 15745), (1175, 10586), (1675, 7426), (1975, 6298), (2350, 5293), (3149, 3950), (3350, 3713)]