128355088

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3919}}^1$

素因数の和:4039

約数の個数: 40

約数和(自身を含む): 262483200

約数和(自身を除く): 134128112

約数列:

[1, 2, 4, 8, 16, 23, 46, 89, 92, 178, 184, 356, 368, 712, 1424, 2047, 3919, 4094, 7838, 8188, 15676, 16376, 31352, 32752, 62704, 90137, 180274, 348791, 360548, 697582, 721096, 1395164, 1442192, 2790328, 5580656, 8022193, 16044386, 32088772, 64177544, 128355088]

約数ペア:

[(1, 128355088), (2, 64177544), (4, 32088772), (8, 16044386), (16, 8022193), (23, 5580656), (46, 2790328), (89, 1442192), (92, 1395164), (178, 721096), (184, 697582), (356, 360548), (368, 348791), (712, 180274), (1424, 90137), (2047, 62704), (3919, 32752), (4094, 31352), (7838, 16376), (8188, 15676)]