201503875

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 262080000

約数和(自身を除く): 60576125

約数列:

[1, 5, 25, 31, 125, 149, 155, 349, 745, 775, 1745, 3725, 3875, 4619, 8725, 10819, 18625, 23095, 43625, 52001, 54095, 115475, 260005, 270475, 577375, 1300025, 1352375, 1612031, 6500125, 8060155, 40300775, 201503875]

約数ペア:

[(1, 201503875), (5, 40300775), (25, 8060155), (31, 6500125), (125, 1612031), (149, 1352375), (155, 1300025), (349, 577375), (745, 270475), (775, 260005), (1745, 115475), (3725, 54095), (3875, 52001), (4619, 43625), (8725, 23095), (10819, 18625)]