78341816

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 173880000

約数和(自身を除く): 95538184

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 149, 164, 229, 287, 298, 328, 458, 574, 596, 916, 1043, 1148, 1192, 1603, 1832, 2086, 2296, 3206, 4172, 6109, 6412, 8344, 9389, 12218, 12824, 18778, 24436, 34121, 37556, 42763, 48872, 65723, 68242, 75112, 85526, 131446, 136484, 171052, 238847, 262892, 272968, 342104, 477694, 525784, 955388, 1398961, 1910776, 2797922, 5595844, 9792727, 11191688, 19585454, 39170908, 78341816]

約数ペア:

[(1, 78341816), (2, 39170908), (4, 19585454), (7, 11191688), (8, 9792727), (14, 5595844), (28, 2797922), (41, 1910776), (56, 1398961), (82, 955388), (149, 525784), (164, 477694), (229, 342104), (287, 272968), (298, 262892), (328, 238847), (458, 171052), (574, 136484), (596, 131446), (916, 85526), (1043, 75112), (1148, 68242), (1192, 65723), (1603, 48872), (1832, 42763), (2086, 37556), (2296, 34121), (3206, 24436), (4172, 18778), (6109, 12824), (6412, 12218), (8344, 9389)]