89796980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49339}}^1$

素因数の和:49368

約数の個数: 48

約数和(自身を含む): 232095360

約数和(自身を除く): 142298380

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, 49339, 98678, 197356, 246695, 345373, 493390, 641407, 690746, 986780, 1282814, 1381492, 1726865, 2565628, 3207035, 3453730, 4489849, 6414070, 6907460, 8979698, 12828140, 17959396, 22449245, 44898490, 89796980]

約数ペア:

[(1, 89796980), (2, 44898490), (4, 22449245), (5, 17959396), (7, 12828140), (10, 8979698), (13, 6907460), (14, 6414070), (20, 4489849), (26, 3453730), (28, 3207035), (35, 2565628), (52, 1726865), (65, 1381492), (70, 1282814), (91, 986780), (130, 690746), (140, 641407), (182, 493390), (260, 345373), (364, 246695), (455, 197356), (910, 98678), (1820, 49339)]