68595748

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 141668352

約数和(自身を除く): 73072604

約数列:

[1, 2, 4, 13, 17, 26, 34, 47, 52, 68, 94, 127, 169, 188, 221, 254, 338, 442, 508, 611, 676, 799, 884, 1222, 1598, 1651, 2159, 2444, 2873, 3196, 3302, 4318, 5746, 5969, 6604, 7943, 8636, 10387, 11492, 11938, 15886, 20774, 21463, 23876, 28067, 31772, 41548, 42926, 56134, 77597, 85852, 101473, 112268, 135031, 155194, 202946, 270062, 310388, 364871, 405892, 540124, 729742, 1008761, 1319149, 1459484, 2017522, 2638298, 4035044, 5276596, 17148937, 34297874, 68595748]

約数ペア:

[(1, 68595748), (2, 34297874), (4, 17148937), (13, 5276596), (17, 4035044), (26, 2638298), (34, 2017522), (47, 1459484), (52, 1319149), (68, 1008761), (94, 729742), (127, 540124), (169, 405892), (188, 364871), (221, 310388), (254, 270062), (338, 202946), (442, 155194), (508, 135031), (611, 112268), (676, 101473), (799, 85852), (884, 77597), (1222, 56134), (1598, 42926), (1651, 41548), (2159, 31772), (2444, 28067), (2873, 23876), (3196, 21463), (3302, 20774), (4318, 15886), (5746, 11938), (5969, 11492), (6604, 10387), (7943, 8636)]