69642580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3631}}^1$

素因数の和:3784

約数の個数: 48

約数和(自身を含む): 168408576

約数和(自身を除く): 98765996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3631, 3836, 4795, 7262, 9590, 14524, 18155, 19180, 25417, 36310, 50834, 72620, 101668, 127085, 254170, 497447, 508340, 994894, 1989788, 2487235, 3482129, 4974470, 6964258, 9948940, 13928516, 17410645, 34821290, 69642580]

約数ペア:

[(1, 69642580), (2, 34821290), (4, 17410645), (5, 13928516), (7, 9948940), (10, 6964258), (14, 4974470), (20, 3482129), (28, 2487235), (35, 1989788), (70, 994894), (137, 508340), (140, 497447), (274, 254170), (548, 127085), (685, 101668), (959, 72620), (1370, 50834), (1918, 36310), (2740, 25417), (3631, 19180), (3836, 18155), (4795, 14524), (7262, 9590)]