65980876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{739}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 133146720

約数和(自身を除く): 67165844

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 101, 202, 221, 404, 442, 739, 884, 1313, 1478, 1717, 2626, 2956, 3434, 5252, 6868, 9607, 12563, 19214, 22321, 25126, 38428, 44642, 50252, 74639, 89284, 149278, 163319, 298556, 326638, 653276, 970307, 1268863, 1940614, 2537726, 3881228, 5075452, 16495219, 32990438, 65980876]

約数ペア:

[(1, 65980876), (2, 32990438), (4, 16495219), (13, 5075452), (17, 3881228), (26, 2537726), (34, 1940614), (52, 1268863), (68, 970307), (101, 653276), (202, 326638), (221, 298556), (404, 163319), (442, 149278), (739, 89284), (884, 74639), (1313, 50252), (1478, 44642), (1717, 38428), (2626, 25126), (2956, 22321), (3434, 19214), (5252, 12563), (6868, 9607)]