20172959065

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{5419}}^1$

素因数の和:5582

約数の個数: 64

約数和(自身を含む): 29570826240

約数和(自身を除く): 9397867175

約数列:

[1, 5, 7, 31, 35, 47, 73, 155, 217, 235, 329, 365, 511, 1085, 1457, 1645, 2263, 2555, 3431, 5419, 7285, 10199, 11315, 15841, 17155, 24017, 27095, 37933, 50995, 79205, 106361, 120085, 167989, 189665, 254693, 395587, 531805, 744527, 839945, 1175923, 1273465, 1782851, 1977935, 2769109, 3722635, 5879615, 7895483, 8914255, 12263197, 13845545, 18592589, 39477415, 55268381, 61315985, 85842379, 92962945, 130148123, 276341905, 429211895, 576370259, 650740615, 2881851295, 4034591813, 20172959065]

約数ペア:

[(1, 20172959065), (5, 4034591813), (7, 2881851295), (31, 650740615), (35, 576370259), (47, 429211895), (73, 276341905), (155, 130148123), (217, 92962945), (235, 85842379), (329, 61315985), (365, 55268381), (511, 39477415), (1085, 18592589), (1457, 13845545), (1645, 12263197), (2263, 8914255), (2555, 7895483), (3431, 5879615), (5419, 3722635), (7285, 2769109), (10199, 1977935), (11315, 1782851), (15841, 1273465), (17155, 1175923), (24017, 839945), (27095, 744527), (37933, 531805), (50995, 395587), (79205, 254693), (106361, 189665), (120085, 167989)]