987627875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4079}}^1$

素因数の和:4256

約数の個数: 32

約数和(自身を含む): 1336608000

約数和(自身を除く): 348980125

約数列:

[1, 5, 13, 25, 65, 125, 149, 325, 745, 1625, 1937, 3725, 4079, 9685, 18625, 20395, 48425, 53027, 101975, 242125, 265135, 509875, 607771, 1325675, 3038855, 6628375, 7901023, 15194275, 39505115, 75971375, 197525575, 987627875]

約数ペア:

[(1, 987627875), (5, 197525575), (13, 75971375), (25, 39505115), (65, 15194275), (125, 7901023), (149, 6628375), (325, 3038855), (745, 1325675), (1625, 607771), (1937, 509875), (3725, 265135), (4079, 242125), (9685, 101975), (18625, 53027), (20395, 48425)]