82624620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105929}}^1$

素因数の和:105954

約数の個数: 48

約数和(自身を含む): 249147360

約数和(自身を除く): 166522740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 105929, 211858, 317787, 423716, 529645, 635574, 1059290, 1271148, 1377077, 1588935, 2118580, 2754154, 3177870, 4131231, 5508308, 6355740, 6885385, 8262462, 13770770, 16524924, 20656155, 27541540, 41312310, 82624620]

約数ペア:

[(1, 82624620), (2, 41312310), (3, 27541540), (4, 20656155), (5, 16524924), (6, 13770770), (10, 8262462), (12, 6885385), (13, 6355740), (15, 5508308), (20, 4131231), (26, 3177870), (30, 2754154), (39, 2118580), (52, 1588935), (60, 1377077), (65, 1271148), (78, 1059290), (130, 635574), (156, 529645), (195, 423716), (260, 317787), (390, 211858), (780, 105929)]