56715988

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 124260864

約数和(自身を除く): 67544876

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 181, 217, 266, 361, 362, 434, 532, 589, 722, 724, 868, 1178, 1267, 1444, 2356, 2527, 2534, 3439, 4123, 5054, 5068, 5611, 6878, 8246, 10108, 11191, 11222, 13756, 16492, 22382, 22444, 24073, 39277, 44764, 48146, 65341, 78337, 78554, 96292, 106609, 130682, 156674, 157108, 213218, 261364, 313348, 426436, 457387, 746263, 914774, 1492526, 1829548, 2025571, 2985052, 4051142, 8102284, 14178997, 28357994, 56715988]

約数ペア:

[(1, 56715988), (2, 28357994), (4, 14178997), (7, 8102284), (14, 4051142), (19, 2985052), (28, 2025571), (31, 1829548), (38, 1492526), (62, 914774), (76, 746263), (124, 457387), (133, 426436), (181, 313348), (217, 261364), (266, 213218), (361, 157108), (362, 156674), (434, 130682), (532, 106609), (589, 96292), (722, 78554), (724, 78337), (868, 65341), (1178, 48146), (1267, 44764), (1444, 39277), (2356, 24073), (2527, 22444), (2534, 22382), (3439, 16492), (4123, 13756), (5054, 11222), (5068, 11191), (5611, 10108), (6878, 8246)]