25639984

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 51135120

約数和(自身を除く): 25495136

約数列:

[1, 2, 4, 8, 16, 59, 118, 157, 173, 236, 314, 346, 472, 628, 692, 944, 1256, 1384, 2512, 2768, 9263, 10207, 18526, 20414, 27161, 37052, 40828, 54322, 74104, 81656, 108644, 148208, 163312, 217288, 434576, 1602499, 3204998, 6409996, 12819992, 25639984]

約数ペア:

[(1, 25639984), (2, 12819992), (4, 6409996), (8, 3204998), (16, 1602499), (59, 434576), (118, 217288), (157, 163312), (173, 148208), (236, 108644), (314, 81656), (346, 74104), (472, 54322), (628, 40828), (692, 37052), (944, 27161), (1256, 20414), (1384, 18526), (2512, 10207), (2768, 9263)]