51550135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 82252800

約数和(自身を除く): 30702665

約数列:

[1, 5, 7, 13, 19, 35, 65, 67, 89, 91, 95, 133, 247, 335, 445, 455, 469, 623, 665, 871, 1157, 1235, 1273, 1691, 1729, 2345, 3115, 4355, 5785, 5963, 6097, 6365, 8099, 8455, 8645, 8911, 11837, 16549, 21983, 29815, 30485, 40495, 41741, 44555, 59185, 77519, 82745, 109915, 113297, 115843, 153881, 208705, 387595, 542633, 566485, 579215, 769405, 793079, 1472861, 2713165, 3965395, 7364305, 10310027, 51550135]

約数ペア:

[(1, 51550135), (5, 10310027), (7, 7364305), (13, 3965395), (19, 2713165), (35, 1472861), (65, 793079), (67, 769405), (89, 579215), (91, 566485), (95, 542633), (133, 387595), (247, 208705), (335, 153881), (445, 115843), (455, 113297), (469, 109915), (623, 82745), (665, 77519), (871, 59185), (1157, 44555), (1235, 41741), (1273, 40495), (1691, 30485), (1729, 29815), (2345, 21983), (3115, 16549), (4355, 11837), (5785, 8911), (5963, 8645), (6097, 8455), (6365, 8099)]