78250328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5413}}^1$

素因数の和:5571

約数の個数: 32

約数和(自身を含む): 159171600

約数和(自身を除く): 80921272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 278, 556, 1112, 1807, 3614, 5413, 7228, 10826, 14456, 21652, 43304, 70369, 140738, 281476, 562952, 752407, 1504814, 3009628, 6019256, 9781291, 19562582, 39125164, 78250328]

約数ペア:

[(1, 78250328), (2, 39125164), (4, 19562582), (8, 9781291), (13, 6019256), (26, 3009628), (52, 1504814), (104, 752407), (139, 562952), (278, 281476), (556, 140738), (1112, 70369), (1807, 43304), (3614, 21652), (5413, 14456), (7228, 10826)]