870528035

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{1613}}^1$

素因数の和:1692

約数の個数: 48

約数和(自身を含む): 1239706944

約数和(自身を除く): 369178909

約数列:

[1, 5, 13, 19, 23, 65, 95, 115, 247, 299, 361, 437, 1235, 1495, 1613, 1805, 2185, 4693, 5681, 8065, 8303, 20969, 23465, 28405, 30647, 37099, 41515, 104845, 107939, 153235, 185495, 398411, 482287, 539695, 582293, 704881, 1992055, 2411435, 2911465, 3524405, 7569809, 9163453, 13392739, 37849045, 45817265, 66963695, 174105607, 870528035]

約数ペア:

[(1, 870528035), (5, 174105607), (13, 66963695), (19, 45817265), (23, 37849045), (65, 13392739), (95, 9163453), (115, 7569809), (247, 3524405), (299, 2911465), (361, 2411435), (437, 1992055), (1235, 704881), (1495, 582293), (1613, 539695), (1805, 482287), (2185, 398411), (4693, 185495), (5681, 153235), (8065, 107939), (8303, 104845), (20969, 41515), (23465, 37099), (28405, 30647)]