641707072

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{244553}}^1$

素因数の和:244606

約数の個数: 28

約数和(自身を含む): 1304451036

約数和(自身を除く): 662743964

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 244553, 489106, 978212, 1956424, 3912848, 7825696, 10026673, 15651392, 20053346, 40106692, 80213384, 160426768, 320853536, 641707072]

約数ペア:

[(1, 641707072), (2, 320853536), (4, 160426768), (8, 80213384), (16, 40106692), (32, 20053346), (41, 15651392), (64, 10026673), (82, 7825696), (164, 3912848), (328, 1956424), (656, 978212), (1312, 489106), (2624, 244553)]