69168580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15649}}^1$

素因数の和:15688

約数の個数: 48

約数和(自身を含む): 165639600

約数和(自身を除く): 96471020

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 15649, 31298, 62596, 78245, 156490, 203437, 266033, 312980, 406874, 532066, 813748, 1017185, 1064132, 1330165, 2034370, 2660330, 3458429, 4068740, 5320660, 6916858, 13833716, 17292145, 34584290, 69168580]

約数ペア:

[(1, 69168580), (2, 34584290), (4, 17292145), (5, 13833716), (10, 6916858), (13, 5320660), (17, 4068740), (20, 3458429), (26, 2660330), (34, 2034370), (52, 1330165), (65, 1064132), (68, 1017185), (85, 813748), (130, 532066), (170, 406874), (221, 312980), (260, 266033), (340, 203437), (442, 156490), (884, 78245), (1105, 62596), (2210, 31298), (4420, 15649)]