71780656

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1909

約数の個数: 40

約数和(自身を含む): 144794304

約数和(自身を除く): 73013648

約数列:

[1, 2, 4, 8, 16, 47, 53, 94, 106, 188, 212, 376, 424, 752, 848, 1801, 2491, 3602, 4982, 7204, 9964, 14408, 19928, 28816, 39856, 84647, 95453, 169294, 190906, 338588, 381812, 677176, 763624, 1354352, 1527248, 4486291, 8972582, 17945164, 35890328, 71780656]

約数ペア:

[(1, 71780656), (2, 35890328), (4, 17945164), (8, 8972582), (16, 4486291), (47, 1527248), (53, 1354352), (94, 763624), (106, 677176), (188, 381812), (212, 338588), (376, 190906), (424, 169294), (752, 95453), (848, 84647), (1801, 39856), (2491, 28816), (3602, 19928), (4982, 14408), (7204, 9964)]