2497509700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{17929}}^1$

素因数の和:18149

約数の個数: 72

約数和(自身を含む): 6225296000

約数和(自身を除く): 3727786300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 199, 350, 398, 700, 796, 995, 1393, 1990, 2786, 3980, 4975, 5572, 6965, 9950, 13930, 17929, 19900, 27860, 34825, 35858, 69650, 71716, 89645, 125503, 139300, 179290, 251006, 358580, 448225, 502012, 627515, 896450, 1255030, 1792900, 2510060, 3137575, 3567871, 6275150, 7135742, 12550300, 14271484, 17839355, 24975097, 35678710, 49950194, 71357420, 89196775, 99900388, 124875485, 178393550, 249750970, 356787100, 499501940, 624377425, 1248754850, 2497509700]

約数ペア:

[(1, 2497509700), (2, 1248754850), (4, 624377425), (5, 499501940), (7, 356787100), (10, 249750970), (14, 178393550), (20, 124875485), (25, 99900388), (28, 89196775), (35, 71357420), (50, 49950194), (70, 35678710), (100, 24975097), (140, 17839355), (175, 14271484), (199, 12550300), (350, 7135742), (398, 6275150), (700, 3567871), (796, 3137575), (995, 2510060), (1393, 1792900), (1990, 1255030), (2786, 896450), (3980, 627515), (4975, 502012), (5572, 448225), (6965, 358580), (9950, 251006), (13930, 179290), (17929, 139300), (19900, 125503), (27860, 89645), (34825, 71716), (35858, 69650)]