16381000

素因数分解:

$2^3\times 5^3\times {\mathrm{16381}}^1$

素因数の和:16402

約数の個数: 32

約数和(自身を含む): 38333880

約数和(自身を除く): 21952880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 16381, 32762, 65524, 81905, 131048, 163810, 327620, 409525, 655240, 819050, 1638100, 2047625, 3276200, 4095250, 8190500, 16381000]

約数ペア:

[(1, 16381000), (2, 8190500), (4, 4095250), (5, 3276200), (8, 2047625), (10, 1638100), (20, 819050), (25, 655240), (40, 409525), (50, 327620), (100, 163810), (125, 131048), (200, 81905), (250, 65524), (500, 32762), (1000, 16381)]