68988164

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1259}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 146764800

約数和(自身を除く): 77776636

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 103, 133, 206, 266, 412, 532, 721, 1259, 1442, 1957, 2518, 2884, 3914, 5036, 7828, 8813, 13699, 17626, 23921, 27398, 35252, 47842, 54796, 95684, 129677, 167447, 259354, 334894, 518708, 669788, 907739, 1815478, 2463863, 3630956, 4927726, 9855452, 17247041, 34494082, 68988164]

約数ペア:

[(1, 68988164), (2, 34494082), (4, 17247041), (7, 9855452), (14, 4927726), (19, 3630956), (28, 2463863), (38, 1815478), (76, 907739), (103, 669788), (133, 518708), (206, 334894), (266, 259354), (412, 167447), (532, 129677), (721, 95684), (1259, 54796), (1442, 47842), (1957, 35252), (2518, 27398), (2884, 23921), (3914, 17626), (5036, 13699), (7828, 8813)]