53545940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3943}}^1$

素因数の和:4056

約数の個数: 48

約数和(自身を含む): 129868032

約数和(自身を除く): 76322092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 3943, 6790, 7886, 13580, 15772, 19715, 27601, 39430, 55202, 78860, 110404, 138005, 276010, 382471, 552020, 764942, 1529884, 1912355, 2677297, 3824710, 5354594, 7649420, 10709188, 13386485, 26772970, 53545940]

約数ペア:

[(1, 53545940), (2, 26772970), (4, 13386485), (5, 10709188), (7, 7649420), (10, 5354594), (14, 3824710), (20, 2677297), (28, 1912355), (35, 1529884), (70, 764942), (97, 552020), (140, 382471), (194, 276010), (388, 138005), (485, 110404), (679, 78860), (970, 55202), (1358, 39430), (1940, 27601), (2716, 19715), (3395, 15772), (3943, 13580), (6790, 7886)]