12188750

素因数分解:

$2^1\times 5^4\times 7^2\times {\mathrm{199}}^1$

素因数の和:235

約数の個数: 60

約数和(自身を含む): 26710200

約数和(自身を除く): 14521450

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 125, 175, 199, 245, 250, 350, 398, 490, 625, 875, 995, 1225, 1250, 1393, 1750, 1990, 2450, 2786, 4375, 4975, 6125, 6965, 8750, 9751, 9950, 12250, 13930, 19502, 24875, 30625, 34825, 48755, 49750, 61250, 69650, 97510, 124375, 174125, 243775, 248750, 348250, 487550, 870625, 1218875, 1741250, 2437750, 6094375, 12188750]

約数ペア:

[(1, 12188750), (2, 6094375), (5, 2437750), (7, 1741250), (10, 1218875), (14, 870625), (25, 487550), (35, 348250), (49, 248750), (50, 243775), (70, 174125), (98, 124375), (125, 97510), (175, 69650), (199, 61250), (245, 49750), (250, 48755), (350, 34825), (398, 30625), (490, 24875), (625, 19502), (875, 13930), (995, 12250), (1225, 9950), (1250, 9751), (1393, 8750), (1750, 6965), (1990, 6125), (2450, 4975), (2786, 4375)]