23156967275

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:685

約数の個数: 72

約数和(自身を含む): 31717969920

約数和(自身を除く): 8561002645

約数列:

[1, 5, 13, 25, 65, 103, 127, 169, 325, 419, 515, 635, 845, 1339, 1651, 2095, 2575, 3175, 4225, 5447, 6695, 8255, 10475, 13081, 17407, 21463, 27235, 33475, 41275, 43157, 53213, 65405, 70811, 87035, 107315, 136175, 170053, 215785, 266065, 327025, 354055, 435175, 536575, 561041, 691769, 850265, 1078925, 1330325, 1770275, 2210689, 2805205, 3458845, 4251325, 5480939, 7293533, 8992997, 11053445, 14026025, 17294225, 27404695, 36467665, 44964985, 55267225, 71252207, 137023475, 182338325, 224824925, 356261035, 926278691, 1781305175, 4631393455, 23156967275]

約数ペア:

[(1, 23156967275), (5, 4631393455), (13, 1781305175), (25, 926278691), (65, 356261035), (103, 224824925), (127, 182338325), (169, 137023475), (325, 71252207), (419, 55267225), (515, 44964985), (635, 36467665), (845, 27404695), (1339, 17294225), (1651, 14026025), (2095, 11053445), (2575, 8992997), (3175, 7293533), (4225, 5480939), (5447, 4251325), (6695, 3458845), (8255, 2805205), (10475, 2210689), (13081, 1770275), (17407, 1330325), (21463, 1078925), (27235, 850265), (33475, 691769), (41275, 561041), (43157, 536575), (53213, 435175), (65405, 354055), (70811, 327025), (87035, 266065), (107315, 215785), (136175, 170053)]