51087225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 103358464

約数和(自身を除く): 52271239

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 43, 73, 75, 93, 105, 129, 155, 175, 215, 217, 219, 301, 365, 465, 511, 525, 645, 651, 775, 903, 1075, 1085, 1095, 1333, 1505, 1533, 1825, 2263, 2325, 2555, 3139, 3225, 3255, 3999, 4515, 5425, 5475, 6665, 6789, 7525, 7665, 9331, 9417, 11315, 12775, 15695, 15841, 16275, 19995, 21973, 22575, 27993, 33325, 33945, 38325, 46655, 47085, 47523, 56575, 65919, 78475, 79205, 97309, 99975, 109865, 139965, 169725, 233275, 235425, 237615, 291927, 329595, 396025, 486545, 549325, 681163, 699825, 1188075, 1459635, 1647975, 2043489, 2432725, 3405815, 7298175, 10217445, 17029075, 51087225]

約数ペア:

[(1, 51087225), (3, 17029075), (5, 10217445), (7, 7298175), (15, 3405815), (21, 2432725), (25, 2043489), (31, 1647975), (35, 1459635), (43, 1188075), (73, 699825), (75, 681163), (93, 549325), (105, 486545), (129, 396025), (155, 329595), (175, 291927), (215, 237615), (217, 235425), (219, 233275), (301, 169725), (365, 139965), (465, 109865), (511, 99975), (525, 97309), (645, 79205), (651, 78475), (775, 65919), (903, 56575), (1075, 47523), (1085, 47085), (1095, 46655), (1333, 38325), (1505, 33945), (1533, 33325), (1825, 27993), (2263, 22575), (2325, 21973), (2555, 19995), (3139, 16275), (3225, 15841), (3255, 15695), (3999, 12775), (4515, 11315), (5425, 9417), (5475, 9331), (6665, 7665), (6789, 7525)]