200280975

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 339255072

約数和(自身を除く): 138974097

約数列:

[1, 3, 5, 15, 25, 73, 75, 157, 219, 233, 365, 471, 699, 785, 1095, 1165, 1825, 2355, 3495, 3925, 5475, 5825, 11461, 11775, 17009, 17475, 34383, 36581, 51027, 57305, 85045, 109743, 171915, 182905, 255135, 286525, 425225, 548715, 859575, 914525, 1275675, 2670413, 2743575, 8011239, 13352065, 40056195, 66760325, 200280975]

約数ペア:

[(1, 200280975), (3, 66760325), (5, 40056195), (15, 13352065), (25, 8011239), (73, 2743575), (75, 2670413), (157, 1275675), (219, 914525), (233, 859575), (365, 548715), (471, 425225), (699, 286525), (785, 255135), (1095, 182905), (1165, 171915), (1825, 109743), (2355, 85045), (3495, 57305), (3925, 51027), (5475, 36581), (5825, 34383), (11461, 17475), (11775, 17009)]