70486780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38729}}^1$

素因数の和:38758

約数の個数: 48

約数和(自身を含む): 182185920

約数和(自身を除く): 111699140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 38729, 77458, 154916, 193645, 271103, 387290, 503477, 542206, 774580, 1006954, 1084412, 1355515, 2013908, 2517385, 2711030, 3524339, 5034770, 5422060, 7048678, 10069540, 14097356, 17621695, 35243390, 70486780]

約数ペア:

[(1, 70486780), (2, 35243390), (4, 17621695), (5, 14097356), (7, 10069540), (10, 7048678), (13, 5422060), (14, 5034770), (20, 3524339), (26, 2711030), (28, 2517385), (35, 2013908), (52, 1355515), (65, 1084412), (70, 1006954), (91, 774580), (130, 542206), (140, 503477), (182, 387290), (260, 271103), (364, 193645), (455, 154916), (910, 77458), (1820, 38729)]