77178388

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 158868864

約数和(自身を除く): 81690476

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 131, 212, 262, 371, 397, 524, 742, 794, 917, 1484, 1588, 1834, 2779, 3668, 5558, 6943, 11116, 13886, 21041, 27772, 42082, 48601, 52007, 84164, 97202, 104014, 147287, 194404, 208028, 294574, 364049, 589148, 728098, 1456196, 2756371, 5512742, 11025484, 19294597, 38589194, 77178388]

約数ペア:

[(1, 77178388), (2, 38589194), (4, 19294597), (7, 11025484), (14, 5512742), (28, 2756371), (53, 1456196), (106, 728098), (131, 589148), (212, 364049), (262, 294574), (371, 208028), (397, 194404), (524, 147287), (742, 104014), (794, 97202), (917, 84164), (1484, 52007), (1588, 48601), (1834, 42082), (2779, 27772), (3668, 21041), (5558, 13886), (6943, 11116)]