77897435

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 128286720

約数和(自身を除く): 50389285

約数列:

[1, 5, 7, 11, 19, 23, 35, 55, 77, 95, 115, 133, 161, 209, 253, 385, 437, 463, 665, 805, 1045, 1265, 1463, 1771, 2185, 2315, 3059, 3241, 4807, 5093, 7315, 8797, 8855, 10649, 15295, 16205, 24035, 25465, 33649, 35651, 43985, 53245, 61579, 74543, 96767, 117139, 168245, 178255, 202331, 307895, 372715, 483835, 585695, 677369, 819973, 1011655, 1416317, 2225641, 3386845, 4099865, 7081585, 11128205, 15579487, 77897435]

約数ペア:

[(1, 77897435), (5, 15579487), (7, 11128205), (11, 7081585), (19, 4099865), (23, 3386845), (35, 2225641), (55, 1416317), (77, 1011655), (95, 819973), (115, 677369), (133, 585695), (161, 483835), (209, 372715), (253, 307895), (385, 202331), (437, 178255), (463, 168245), (665, 117139), (805, 96767), (1045, 74543), (1265, 61579), (1463, 53245), (1771, 43985), (2185, 35651), (2315, 33649), (3059, 25465), (3241, 24035), (4807, 16205), (5093, 15295), (7315, 10649), (8797, 8855)]