51278730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{74317}}^1$

素因数の和:74350

約数の個数: 32

約数和(自身を含む): 128421504

約数和(自身を除く): 77142774

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 74317, 148634, 222951, 371585, 445902, 743170, 1114755, 1709291, 2229510, 3418582, 5127873, 8546455, 10255746, 17092910, 25639365, 51278730]

約数ペア:

[(1, 51278730), (2, 25639365), (3, 17092910), (5, 10255746), (6, 8546455), (10, 5127873), (15, 3418582), (23, 2229510), (30, 1709291), (46, 1114755), (69, 743170), (115, 445902), (138, 371585), (230, 222951), (345, 148634), (690, 74317)]