51778040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 123616800

約数和(自身を除く): 71838760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 193, 353, 380, 386, 706, 760, 772, 965, 1412, 1544, 1765, 1930, 2824, 3530, 3667, 3860, 6707, 7060, 7334, 7720, 13414, 14120, 14668, 18335, 26828, 29336, 33535, 36670, 53656, 67070, 68129, 73340, 134140, 136258, 146680, 268280, 272516, 340645, 545032, 681290, 1294451, 1362580, 2588902, 2725160, 5177804, 6472255, 10355608, 12944510, 25889020, 51778040]

約数ペア:

[(1, 51778040), (2, 25889020), (4, 12944510), (5, 10355608), (8, 6472255), (10, 5177804), (19, 2725160), (20, 2588902), (38, 1362580), (40, 1294451), (76, 681290), (95, 545032), (152, 340645), (190, 272516), (193, 268280), (353, 146680), (380, 136258), (386, 134140), (706, 73340), (760, 68129), (772, 67070), (965, 53656), (1412, 36670), (1544, 33535), (1765, 29336), (1930, 26828), (2824, 18335), (3530, 14668), (3667, 14120), (3860, 13414), (6707, 7720), (7060, 7334)]