259246880

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{15731}}^1$

素因数の和:15849

約数の個数: 48

約数和(自身を含む): 618456384

約数和(自身を除く): 359209504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 8240, 15731, 16480, 31462, 62924, 78655, 125848, 157310, 251696, 314620, 503392, 629240, 1258480, 1620293, 2516960, 3240586, 6481172, 8101465, 12962344, 16202930, 25924688, 32405860, 51849376, 64811720, 129623440, 259246880]

約数ペア:

[(1, 259246880), (2, 129623440), (4, 64811720), (5, 51849376), (8, 32405860), (10, 25924688), (16, 16202930), (20, 12962344), (32, 8101465), (40, 6481172), (80, 3240586), (103, 2516960), (160, 1620293), (206, 1258480), (412, 629240), (515, 503392), (824, 314620), (1030, 251696), (1648, 157310), (2060, 125848), (3296, 78655), (4120, 62924), (8240, 31462), (15731, 16480)]