1320840005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{1319}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 1703116800

約数和(自身を除く): 382276795

約数列:

[1, 5, 19, 83, 95, 127, 415, 635, 1319, 1577, 2413, 6595, 7885, 10541, 12065, 25061, 52705, 109477, 125305, 167513, 200279, 547385, 837565, 1001395, 2080063, 3182747, 10400315, 13903579, 15913735, 69517895, 264168001, 1320840005]

約数ペア:

[(1, 1320840005), (5, 264168001), (19, 69517895), (83, 15913735), (95, 13903579), (127, 10400315), (415, 3182747), (635, 2080063), (1319, 1001395), (1577, 837565), (2413, 547385), (6595, 200279), (7885, 167513), (10541, 125305), (12065, 109477), (25061, 52705)]