64157032

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 123662880

約数和(自身を除く): 59505848

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 421, 443, 842, 886, 1684, 1772, 3368, 3544, 18103, 19049, 36206, 38098, 72412, 76196, 144824, 152392, 186503, 373006, 746012, 1492024, 8019629, 16039258, 32078516, 64157032]

約数ペア:

[(1, 64157032), (2, 32078516), (4, 16039258), (8, 8019629), (43, 1492024), (86, 746012), (172, 373006), (344, 186503), (421, 152392), (443, 144824), (842, 76196), (886, 72412), (1684, 38098), (1772, 36206), (3368, 19049), (3544, 18103)]