64242230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:909

約数の個数: 64

約数和(自身を含む): 135475200

約数和(自身を除く): 71232970

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 403, 494, 589, 806, 839, 1178, 1235, 1678, 2015, 2470, 2945, 4030, 4195, 5890, 7657, 8390, 10907, 15314, 15941, 21814, 26009, 31882, 38285, 52018, 54535, 76570, 79705, 109070, 130045, 159410, 207233, 260090, 338117, 414466, 494171, 676234, 988342, 1036165, 1690585, 2072330, 2470855, 3381170, 4941710, 6424223, 12848446, 32121115, 64242230]

約数ペア:

[(1, 64242230), (2, 32121115), (5, 12848446), (10, 6424223), (13, 4941710), (19, 3381170), (26, 2470855), (31, 2072330), (38, 1690585), (62, 1036165), (65, 988342), (95, 676234), (130, 494171), (155, 414466), (190, 338117), (247, 260090), (310, 207233), (403, 159410), (494, 130045), (589, 109070), (806, 79705), (839, 76570), (1178, 54535), (1235, 52018), (1678, 38285), (2015, 31882), (2470, 26009), (2945, 21814), (4030, 15941), (4195, 15314), (5890, 10907), (7657, 8390)]