51928120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{15641}}^1$

素因数の和:15735

約数の個数: 32

約数和(自身を含む): 118253520

約数和(自身を除く): 66325400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 15641, 31282, 62564, 78205, 125128, 156410, 312820, 625640, 1298203, 2596406, 5192812, 6491015, 10385624, 12982030, 25964060, 51928120]

約数ペア:

[(1, 51928120), (2, 25964060), (4, 12982030), (5, 10385624), (8, 6491015), (10, 5192812), (20, 2596406), (40, 1298203), (83, 625640), (166, 312820), (332, 156410), (415, 125128), (664, 78205), (830, 62564), (1660, 31282), (3320, 15641)]