128241664

素因数分解:

$2^{12}\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:394

約数の個数: 52

約数和(自身を含む): 259490880

約数和(自身を除く): 131249216

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 239, 256, 262, 478, 512, 524, 956, 1024, 1048, 1912, 2048, 2096, 3824, 4096, 4192, 7648, 8384, 15296, 16768, 30592, 31309, 33536, 61184, 62618, 67072, 122368, 125236, 134144, 244736, 250472, 268288, 489472, 500944, 536576, 978944, 1001888, 2003776, 4007552, 8015104, 16030208, 32060416, 64120832, 128241664]

約数ペア:

[(1, 128241664), (2, 64120832), (4, 32060416), (8, 16030208), (16, 8015104), (32, 4007552), (64, 2003776), (128, 1001888), (131, 978944), (239, 536576), (256, 500944), (262, 489472), (478, 268288), (512, 250472), (524, 244736), (956, 134144), (1024, 125236), (1048, 122368), (1912, 67072), (2048, 62618), (2096, 61184), (3824, 33536), (4096, 31309), (4192, 30592), (7648, 16768), (8384, 15296)]