77855635

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 116635680

約数和(自身を除く): 38780045

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 121, 143, 209, 247, 521, 605, 715, 1045, 1235, 1573, 2299, 2605, 2717, 5731, 6773, 7865, 9899, 11495, 13585, 28655, 29887, 33865, 49495, 63041, 74503, 108889, 128687, 149435, 315205, 372515, 544445, 643435, 819533, 1197779, 1415557, 4097665, 5988895, 7077785, 15571127, 77855635]

約数ペア:

[(1, 77855635), (5, 15571127), (11, 7077785), (13, 5988895), (19, 4097665), (55, 1415557), (65, 1197779), (95, 819533), (121, 643435), (143, 544445), (209, 372515), (247, 315205), (521, 149435), (605, 128687), (715, 108889), (1045, 74503), (1235, 63041), (1573, 49495), (2299, 33865), (2605, 29887), (2717, 28655), (5731, 13585), (6773, 11495), (7865, 9899)]