12565700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 32289600

約数和(自身を除く): 19723900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 619, 700, 725, 812, 1015, 1238, 1450, 2030, 2476, 2900, 3095, 4060, 4333, 5075, 6190, 8666, 10150, 12380, 15475, 17332, 17951, 20300, 21665, 30950, 35902, 43330, 61900, 71804, 86660, 89755, 108325, 125657, 179510, 216650, 251314, 359020, 433300, 448775, 502628, 628285, 897550, 1256570, 1795100, 2513140, 3141425, 6282850, 12565700]

約数ペア:

[(1, 12565700), (2, 6282850), (4, 3141425), (5, 2513140), (7, 1795100), (10, 1256570), (14, 897550), (20, 628285), (25, 502628), (28, 448775), (29, 433300), (35, 359020), (50, 251314), (58, 216650), (70, 179510), (100, 125657), (116, 108325), (140, 89755), (145, 86660), (175, 71804), (203, 61900), (290, 43330), (350, 35902), (406, 30950), (580, 21665), (619, 20300), (700, 17951), (725, 17332), (812, 15475), (1015, 12380), (1238, 10150), (1450, 8666), (2030, 6190), (2476, 5075), (2900, 4333), (3095, 4060)]