12251600

素因数分解:

$2^4\times 5^2\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:408

約数の個数: 60

約数和(自身を含む): 29810220

約数和(自身を除く): 17558620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 200, 218, 281, 400, 436, 545, 562, 872, 1090, 1124, 1405, 1744, 2180, 2248, 2725, 2810, 4360, 4496, 5450, 5620, 7025, 8720, 10900, 11240, 14050, 21800, 22480, 28100, 30629, 43600, 56200, 61258, 112400, 122516, 153145, 245032, 306290, 490064, 612580, 765725, 1225160, 1531450, 2450320, 3062900, 6125800, 12251600]

約数ペア:

[(1, 12251600), (2, 6125800), (4, 3062900), (5, 2450320), (8, 1531450), (10, 1225160), (16, 765725), (20, 612580), (25, 490064), (40, 306290), (50, 245032), (80, 153145), (100, 122516), (109, 112400), (200, 61258), (218, 56200), (281, 43600), (400, 30629), (436, 28100), (545, 22480), (562, 21800), (872, 14050), (1090, 11240), (1124, 10900), (1405, 8720), (1744, 7025), (2180, 5620), (2248, 5450), (2725, 4496), (2810, 4360)]