85770220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1361}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 189459648

約数和(自身を除く): 103689428

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 685, 1361, 1370, 2722, 2740, 3151, 5444, 6302, 6805, 12604, 13610, 15755, 27220, 31303, 31510, 62606, 63020, 125212, 156515, 186457, 313030, 372914, 626060, 745828, 932285, 1864570, 3729140, 4288511, 8577022, 17154044, 21442555, 42885110, 85770220]

約数ペア:

[(1, 85770220), (2, 42885110), (4, 21442555), (5, 17154044), (10, 8577022), (20, 4288511), (23, 3729140), (46, 1864570), (92, 932285), (115, 745828), (137, 626060), (230, 372914), (274, 313030), (460, 186457), (548, 156515), (685, 125212), (1361, 63020), (1370, 62606), (2722, 31510), (2740, 31303), (3151, 27220), (5444, 15755), (6302, 13610), (6805, 12604)]