20678823935

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{97127}}^1$

素因数の和:97236

約数の個数: 48

約数和(自身を含む): 31889064960

約数和(自身を除く): 11210241025

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 79, 245, 385, 395, 539, 553, 869, 2695, 2765, 3871, 4345, 6083, 19355, 30415, 42581, 97127, 212905, 485635, 679889, 1068397, 3399445, 4759223, 5341985, 7478779, 7673033, 23796115, 37393895, 38365165, 52351453, 53711231, 84403363, 261757265, 268556155, 375978617, 422016815, 590823541, 1879893085, 2954117705, 4135764787, 20678823935]

約数ペア:

[(1, 20678823935), (5, 4135764787), (7, 2954117705), (11, 1879893085), (35, 590823541), (49, 422016815), (55, 375978617), (77, 268556155), (79, 261757265), (245, 84403363), (385, 53711231), (395, 52351453), (539, 38365165), (553, 37393895), (869, 23796115), (2695, 7673033), (2765, 7478779), (3871, 5341985), (4345, 4759223), (6083, 3399445), (19355, 1068397), (30415, 679889), (42581, 485635), (97127, 212905)]