138166700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{197381}}^1$

素因数の和:197402

約数の個数: 36

約数和(自身を含む): 342655152

約数和(自身を除く): 204488452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 197381, 394762, 789524, 986905, 1381667, 1973810, 2763334, 3947620, 4934525, 5526668, 6908335, 9869050, 13816670, 19738100, 27633340, 34541675, 69083350, 138166700]

約数ペア:

[(1, 138166700), (2, 69083350), (4, 34541675), (5, 27633340), (7, 19738100), (10, 13816670), (14, 9869050), (20, 6908335), (25, 5526668), (28, 4934525), (35, 3947620), (50, 2763334), (70, 1973810), (100, 1381667), (140, 986905), (175, 789524), (350, 394762), (700, 197381)]