87409700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 218236032

約数和(自身を除く): 130826332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 193, 350, 386, 647, 700, 772, 965, 1294, 1351, 1930, 2588, 2702, 3235, 3860, 4529, 4825, 5404, 6470, 6755, 9058, 9650, 12940, 13510, 16175, 18116, 19300, 22645, 27020, 32350, 33775, 45290, 64700, 67550, 90580, 113225, 124871, 135100, 226450, 249742, 452900, 499484, 624355, 874097, 1248710, 1748194, 2497420, 3121775, 3496388, 4370485, 6243550, 8740970, 12487100, 17481940, 21852425, 43704850, 87409700]

約数ペア:

[(1, 87409700), (2, 43704850), (4, 21852425), (5, 17481940), (7, 12487100), (10, 8740970), (14, 6243550), (20, 4370485), (25, 3496388), (28, 3121775), (35, 2497420), (50, 1748194), (70, 1248710), (100, 874097), (140, 624355), (175, 499484), (193, 452900), (350, 249742), (386, 226450), (647, 135100), (700, 124871), (772, 113225), (965, 90580), (1294, 67550), (1351, 64700), (1930, 45290), (2588, 33775), (2702, 32350), (3235, 27020), (3860, 22645), (4529, 19300), (4825, 18116), (5404, 16175), (6470, 13510), (6755, 12940), (9058, 9650)]