128338976

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{50767}}^1$

素因数の和:50856

約数の個数: 24

約数和(自身を含む): 255870720

約数和(自身を除く): 127531744

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 50767, 101534, 203068, 406136, 812272, 1624544, 4010593, 8021186, 16042372, 32084744, 64169488, 128338976]

約数ペア:

[(1, 128338976), (2, 64169488), (4, 32084744), (8, 16042372), (16, 8021186), (32, 4010593), (79, 1624544), (158, 812272), (316, 406136), (632, 203068), (1264, 101534), (2528, 50767)]