51400300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 128957024

約数和(自身を除く): 77556724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 350, 388, 485, 679, 700, 757, 970, 1358, 1514, 1940, 2425, 2716, 3028, 3395, 3785, 4850, 5299, 6790, 7570, 9700, 10598, 13580, 15140, 16975, 18925, 21196, 26495, 33950, 37850, 52990, 67900, 73429, 75700, 105980, 132475, 146858, 264950, 293716, 367145, 514003, 529900, 734290, 1028006, 1468580, 1835725, 2056012, 2570015, 3671450, 5140030, 7342900, 10280060, 12850075, 25700150, 51400300]

約数ペア:

[(1, 51400300), (2, 25700150), (4, 12850075), (5, 10280060), (7, 7342900), (10, 5140030), (14, 3671450), (20, 2570015), (25, 2056012), (28, 1835725), (35, 1468580), (50, 1028006), (70, 734290), (97, 529900), (100, 514003), (140, 367145), (175, 293716), (194, 264950), (350, 146858), (388, 132475), (485, 105980), (679, 75700), (700, 73429), (757, 67900), (970, 52990), (1358, 37850), (1514, 33950), (1940, 26495), (2425, 21196), (2716, 18925), (3028, 16975), (3395, 15140), (3785, 13580), (4850, 10598), (5299, 9700), (6790, 7570)]