128564888

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{1597}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 250246800

約数和(自身を除く): 121681912

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 347, 694, 1388, 1597, 2776, 3194, 6388, 10063, 12776, 20126, 40252, 46313, 80504, 92626, 185252, 370504, 554159, 1108318, 2216636, 4433272, 16070611, 32141222, 64282444, 128564888]

約数ペア:

[(1, 128564888), (2, 64282444), (4, 32141222), (8, 16070611), (29, 4433272), (58, 2216636), (116, 1108318), (232, 554159), (347, 370504), (694, 185252), (1388, 92626), (1597, 80504), (2776, 46313), (3194, 40252), (6388, 20126), (10063, 12776)]