80447510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:689

約数の個数: 64

約数和(自身を含む): 172113984

約数和(自身を除く): 91666474

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 101, 110, 130, 143, 202, 286, 505, 557, 715, 1010, 1111, 1114, 1313, 1430, 2222, 2626, 2785, 5555, 5570, 6127, 6565, 7241, 11110, 12254, 13130, 14443, 14482, 28886, 30635, 36205, 56257, 61270, 72215, 72410, 79651, 112514, 144430, 159302, 281285, 398255, 562570, 618827, 731341, 796510, 1237654, 1462682, 3094135, 3656705, 6188270, 7313410, 8044751, 16089502, 40223755, 80447510]

約数ペア:

[(1, 80447510), (2, 40223755), (5, 16089502), (10, 8044751), (11, 7313410), (13, 6188270), (22, 3656705), (26, 3094135), (55, 1462682), (65, 1237654), (101, 796510), (110, 731341), (130, 618827), (143, 562570), (202, 398255), (286, 281285), (505, 159302), (557, 144430), (715, 112514), (1010, 79651), (1111, 72410), (1114, 72215), (1313, 61270), (1430, 56257), (2222, 36205), (2626, 30635), (2785, 28886), (5555, 14482), (5570, 14443), (6127, 13130), (6565, 12254), (7241, 11110)]