49172900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 122908800

約数和(自身を除く): 73735900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 199, 350, 353, 398, 700, 706, 796, 995, 1393, 1412, 1765, 1990, 2471, 2786, 3530, 3980, 4942, 4975, 5572, 6965, 7060, 8825, 9884, 9950, 12355, 13930, 17650, 19900, 24710, 27860, 34825, 35300, 49420, 61775, 69650, 70247, 123550, 139300, 140494, 247100, 280988, 351235, 491729, 702470, 983458, 1404940, 1756175, 1966916, 2458645, 3512350, 4917290, 7024700, 9834580, 12293225, 24586450, 49172900]

約数ペア:

[(1, 49172900), (2, 24586450), (4, 12293225), (5, 9834580), (7, 7024700), (10, 4917290), (14, 3512350), (20, 2458645), (25, 1966916), (28, 1756175), (35, 1404940), (50, 983458), (70, 702470), (100, 491729), (140, 351235), (175, 280988), (199, 247100), (350, 140494), (353, 139300), (398, 123550), (700, 70247), (706, 69650), (796, 61775), (995, 49420), (1393, 35300), (1412, 34825), (1765, 27860), (1990, 24710), (2471, 19900), (2786, 17650), (3530, 13930), (3980, 12355), (4942, 9950), (4975, 9884), (5572, 8825), (6965, 7060)]