51572970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{761}}^1$

素因数の和:1028

約数の個数: 64

約数和(自身を含む): 138257280

約数和(自身を除く): 86684310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 251, 270, 502, 753, 761, 1255, 1506, 1522, 2259, 2283, 2510, 3765, 3805, 4518, 4566, 6777, 6849, 7530, 7610, 11295, 11415, 13554, 13698, 20547, 22590, 22830, 33885, 34245, 41094, 67770, 68490, 102735, 191011, 205470, 382022, 573033, 955055, 1146066, 1719099, 1910110, 2865165, 3438198, 5157297, 5730330, 8595495, 10314594, 17190990, 25786485, 51572970]

約数ペア:

[(1, 51572970), (2, 25786485), (3, 17190990), (5, 10314594), (6, 8595495), (9, 5730330), (10, 5157297), (15, 3438198), (18, 2865165), (27, 1910110), (30, 1719099), (45, 1146066), (54, 955055), (90, 573033), (135, 382022), (251, 205470), (270, 191011), (502, 102735), (753, 68490), (761, 67770), (1255, 41094), (1506, 34245), (1522, 33885), (2259, 22830), (2283, 22590), (2510, 20547), (3765, 13698), (3805, 13554), (4518, 11415), (4566, 11295), (6777, 7610), (6849, 7530)]