642465256414

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2087}}^1\times {\mathrm{80629}}^1$

素因数の和:82824

約数の個数: 32

約数和(自身を含む): 1018213701120

約数和(自身を除く): 375748444706

約数列:

[1, 2, 23, 46, 83, 166, 1909, 2087, 3818, 4174, 48001, 80629, 96002, 161258, 173221, 346442, 1854467, 3708934, 3984083, 6692207, 7968166, 13384414, 153920761, 168272723, 307841522, 336545446, 3870272629, 7740545258, 13966636009, 27933272018, 321232628207, 642465256414]

約数ペア:

[(1, 642465256414), (2, 321232628207), (23, 27933272018), (46, 13966636009), (83, 7740545258), (166, 3870272629), (1909, 336545446), (2087, 307841522), (3818, 168272723), (4174, 153920761), (48001, 13384414), (80629, 7968166), (96002, 6692207), (161258, 3984083), (173221, 3708934), (346442, 1854467)]