64770700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{13781}}^1$

素因数の和:13842

約数の個数: 36

約数和(自身を含む): 143553312

約数和(自身を除く): 78782612

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 4700, 13781, 27562, 55124, 68905, 137810, 275620, 344525, 647707, 689050, 1295414, 1378100, 2590828, 3238535, 6477070, 12954140, 16192675, 32385350, 64770700]

約数ペア:

[(1, 64770700), (2, 32385350), (4, 16192675), (5, 12954140), (10, 6477070), (20, 3238535), (25, 2590828), (47, 1378100), (50, 1295414), (94, 689050), (100, 647707), (188, 344525), (235, 275620), (470, 137810), (940, 68905), (1175, 55124), (2350, 27562), (4700, 13781)]