249673900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20981}}^1$

素因数の和:21019

約数の個数: 72

約数和(自身を含む): 655645536

約数和(自身を除く): 405971636

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 2380, 2975, 5950, 11900, 20981, 41962, 83924, 104905, 146867, 209810, 293734, 356677, 419620, 524525, 587468, 713354, 734335, 1049050, 1426708, 1468670, 1783385, 2098100, 2496739, 2937340, 3566770, 3671675, 4993478, 7133540, 7343350, 8916925, 9986956, 12483695, 14686700, 17833850, 24967390, 35667700, 49934780, 62418475, 124836950, 249673900]

約数ペア:

[(1, 249673900), (2, 124836950), (4, 62418475), (5, 49934780), (7, 35667700), (10, 24967390), (14, 17833850), (17, 14686700), (20, 12483695), (25, 9986956), (28, 8916925), (34, 7343350), (35, 7133540), (50, 4993478), (68, 3671675), (70, 3566770), (85, 2937340), (100, 2496739), (119, 2098100), (140, 1783385), (170, 1468670), (175, 1426708), (238, 1049050), (340, 734335), (350, 713354), (425, 587468), (476, 524525), (595, 419620), (700, 356677), (850, 293734), (1190, 209810), (1700, 146867), (2380, 104905), (2975, 83924), (5950, 41962), (11900, 20981)]