47745005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 77137920

約数和(自身を除く): 29392915

約数列:

[1, 5, 7, 11, 19, 35, 55, 61, 77, 95, 107, 133, 209, 305, 385, 427, 535, 665, 671, 749, 1045, 1159, 1177, 1463, 2033, 2135, 3355, 3745, 4697, 5795, 5885, 6527, 7315, 8113, 8239, 10165, 12749, 14231, 22363, 23485, 32635, 40565, 41195, 45689, 63745, 71155, 71797, 89243, 111815, 124013, 156541, 228445, 358985, 446215, 502579, 620065, 782705, 868091, 1364143, 2512895, 4340455, 6820715, 9549001, 47745005]

約数ペア:

[(1, 47745005), (5, 9549001), (7, 6820715), (11, 4340455), (19, 2512895), (35, 1364143), (55, 868091), (61, 782705), (77, 620065), (95, 502579), (107, 446215), (133, 358985), (209, 228445), (305, 156541), (385, 124013), (427, 111815), (535, 89243), (665, 71797), (671, 71155), (749, 63745), (1045, 45689), (1159, 41195), (1177, 40565), (1463, 32635), (2033, 23485), (2135, 22363), (3355, 14231), (3745, 12749), (4697, 10165), (5795, 8239), (5885, 8113), (6527, 7315)]