77397950

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{4513}}^1$

素因数の和:4546

約数の個数: 48

約数和(自身を含む): 167920800

約数和(自身を除く): 90522850

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 343, 350, 490, 686, 1225, 1715, 2450, 3430, 4513, 8575, 9026, 17150, 22565, 31591, 45130, 63182, 112825, 157955, 221137, 225650, 315910, 442274, 789775, 1105685, 1547959, 1579550, 2211370, 3095918, 5528425, 7739795, 11056850, 15479590, 38698975, 77397950]

約数ペア:

[(1, 77397950), (2, 38698975), (5, 15479590), (7, 11056850), (10, 7739795), (14, 5528425), (25, 3095918), (35, 2211370), (49, 1579550), (50, 1547959), (70, 1105685), (98, 789775), (175, 442274), (245, 315910), (343, 225650), (350, 221137), (490, 157955), (686, 112825), (1225, 63182), (1715, 45130), (2450, 31591), (3430, 22565), (4513, 17150), (8575, 9026)]