225883970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:987

約数の個数: 64

約数和(自身を含む): 465696000

約数和(自身を除く): 239812030

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 109, 130, 190, 218, 247, 494, 545, 839, 1090, 1235, 1417, 1678, 2071, 2470, 2834, 4142, 4195, 7085, 8390, 10355, 10907, 14170, 15941, 20710, 21814, 26923, 31882, 53846, 54535, 79705, 91451, 109070, 134615, 159410, 182902, 207233, 269230, 414466, 457255, 914510, 1036165, 1188863, 1737569, 2072330, 2377726, 3475138, 5944315, 8687845, 11888630, 17375690, 22588397, 45176794, 112941985, 225883970]

約数ペア:

[(1, 225883970), (2, 112941985), (5, 45176794), (10, 22588397), (13, 17375690), (19, 11888630), (26, 8687845), (38, 5944315), (65, 3475138), (95, 2377726), (109, 2072330), (130, 1737569), (190, 1188863), (218, 1036165), (247, 914510), (494, 457255), (545, 414466), (839, 269230), (1090, 207233), (1235, 182902), (1417, 159410), (1678, 134615), (2071, 109070), (2470, 91451), (2834, 79705), (4142, 54535), (4195, 53846), (7085, 31882), (8390, 26923), (10355, 21814), (10907, 20710), (14170, 15941)]