51267825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:823

約数の個数: 72

約数和(自身を含む): 107526848

約数和(自身を除く): 56259023

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 43, 45, 63, 75, 105, 129, 175, 215, 225, 301, 315, 387, 525, 645, 757, 903, 1075, 1505, 1575, 1935, 2271, 2709, 3225, 3785, 4515, 5299, 6813, 7525, 9675, 11355, 13545, 15897, 18925, 22575, 26495, 32551, 34065, 47691, 56775, 67725, 79485, 97653, 132475, 162755, 170325, 227857, 238455, 292959, 397425, 488265, 683571, 813775, 1139285, 1192275, 1464795, 2050713, 2441325, 3417855, 5696425, 7323975, 10253565, 17089275, 51267825]

約数ペア:

[(1, 51267825), (3, 17089275), (5, 10253565), (7, 7323975), (9, 5696425), (15, 3417855), (21, 2441325), (25, 2050713), (35, 1464795), (43, 1192275), (45, 1139285), (63, 813775), (75, 683571), (105, 488265), (129, 397425), (175, 292959), (215, 238455), (225, 227857), (301, 170325), (315, 162755), (387, 132475), (525, 97653), (645, 79485), (757, 67725), (903, 56775), (1075, 47691), (1505, 34065), (1575, 32551), (1935, 26495), (2271, 22575), (2709, 18925), (3225, 15897), (3785, 13545), (4515, 11355), (5299, 9675), (6813, 7525)]