51985915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 69189120

約数和(自身を除く): 17203205

約数列:

[1, 5, 17, 31, 85, 109, 155, 181, 527, 545, 905, 1853, 2635, 3077, 3379, 5611, 9265, 15385, 16895, 19729, 28055, 57443, 95387, 98645, 287215, 335393, 476935, 611599, 1676965, 3057995, 10397183, 51985915]

約数ペア:

[(1, 51985915), (5, 10397183), (17, 3057995), (31, 1676965), (85, 611599), (109, 476935), (155, 335393), (181, 287215), (527, 98645), (545, 95387), (905, 57443), (1853, 28055), (2635, 19729), (3077, 16895), (3379, 15385), (5611, 9265)]