39770150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 85113600

約数和(自身を除く): 45343450

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 199, 350, 398, 571, 995, 1142, 1393, 1990, 2786, 2855, 3997, 4975, 5710, 6965, 7994, 9950, 13930, 14275, 19985, 28550, 34825, 39970, 69650, 99925, 113629, 199850, 227258, 568145, 795403, 1136290, 1590806, 2840725, 3977015, 5681450, 7954030, 19885075, 39770150]

約数ペア:

[(1, 39770150), (2, 19885075), (5, 7954030), (7, 5681450), (10, 3977015), (14, 2840725), (25, 1590806), (35, 1136290), (50, 795403), (70, 568145), (175, 227258), (199, 199850), (350, 113629), (398, 99925), (571, 69650), (995, 39970), (1142, 34825), (1393, 28550), (1990, 19985), (2786, 14275), (2855, 13930), (3997, 9950), (4975, 7994), (5710, 6965)]