51155784

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{10007}}^1$

素因数の和:10090

約数の個数: 48

約数和(自身を含む): 140512320

約数和(自身を除く): 89356536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 10007, 20014, 30021, 40028, 60042, 80056, 90063, 120084, 180126, 240168, 360252, 710497, 720504, 1420994, 2131491, 2841988, 4262982, 5683976, 6394473, 8525964, 12788946, 17051928, 25577892, 51155784]

約数ペア:

[(1, 51155784), (2, 25577892), (3, 17051928), (4, 12788946), (6, 8525964), (8, 6394473), (9, 5683976), (12, 4262982), (18, 2841988), (24, 2131491), (36, 1420994), (71, 720504), (72, 710497), (142, 360252), (213, 240168), (284, 180126), (426, 120084), (568, 90063), (639, 80056), (852, 60042), (1278, 40028), (1704, 30021), (2556, 20014), (5112, 10007)]