87757930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 177666048

約数和(自身を除く): 89908118

約数列:

[1, 2, 5, 10, 13, 26, 47, 53, 65, 94, 106, 130, 235, 265, 271, 470, 530, 542, 611, 689, 1222, 1355, 1378, 2491, 2710, 3055, 3445, 3523, 4982, 6110, 6890, 7046, 12455, 12737, 14363, 17615, 24910, 25474, 28726, 32383, 35230, 63685, 64766, 71815, 127370, 143630, 161915, 165581, 186719, 323830, 331162, 373438, 675061, 827905, 933595, 1350122, 1655810, 1867190, 3375305, 6750610, 8775793, 17551586, 43878965, 87757930]

約数ペア:

[(1, 87757930), (2, 43878965), (5, 17551586), (10, 8775793), (13, 6750610), (26, 3375305), (47, 1867190), (53, 1655810), (65, 1350122), (94, 933595), (106, 827905), (130, 675061), (235, 373438), (265, 331162), (271, 323830), (470, 186719), (530, 165581), (542, 161915), (611, 143630), (689, 127370), (1222, 71815), (1355, 64766), (1378, 63685), (2491, 35230), (2710, 32383), (3055, 28726), (3445, 25474), (3523, 24910), (4982, 17615), (6110, 14363), (6890, 12737), (7046, 12455)]