25029200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{1277}}^1$

素因数の和:1309

約数の個数: 90

約数和(自身を含む): 70005006

約数和(自身を除く): 44975806

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1277, 1400, 1960, 2450, 2554, 2800, 3920, 4900, 5108, 6385, 8939, 9800, 10216, 12770, 17878, 19600, 20432, 25540, 31925, 35756, 44695, 51080, 62573, 63850, 71512, 89390, 102160, 125146, 127700, 143024, 178780, 223475, 250292, 255400, 312865, 357560, 446950, 500584, 510800, 625730, 715120, 893900, 1001168, 1251460, 1564325, 1787800, 2502920, 3128650, 3575600, 5005840, 6257300, 12514600, 25029200]

約数ペア:

[(1, 25029200), (2, 12514600), (4, 6257300), (5, 5005840), (7, 3575600), (8, 3128650), (10, 2502920), (14, 1787800), (16, 1564325), (20, 1251460), (25, 1001168), (28, 893900), (35, 715120), (40, 625730), (49, 510800), (50, 500584), (56, 446950), (70, 357560), (80, 312865), (98, 255400), (100, 250292), (112, 223475), (140, 178780), (175, 143024), (196, 127700), (200, 125146), (245, 102160), (280, 89390), (350, 71512), (392, 63850), (400, 62573), (490, 51080), (560, 44695), (700, 35756), (784, 31925), (980, 25540), (1225, 20432), (1277, 19600), (1400, 17878), (1960, 12770), (2450, 10216), (2554, 9800), (2800, 8939), (3920, 6385), (4900, 5108)]