78104988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1063}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 214174688

約数和(自身を除く): 136069700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 468, 471, 628, 942, 1063, 1413, 1884, 2041, 2126, 2826, 3189, 4082, 4252, 5652, 6123, 6378, 8164, 9567, 12246, 12756, 13819, 18369, 19134, 24492, 27638, 36738, 38268, 41457, 55276, 73476, 82914, 124371, 165828, 166891, 248742, 333782, 497484, 500673, 667564, 1001346, 1502019, 2002692, 2169583, 3004038, 4339166, 6008076, 6508749, 8678332, 13017498, 19526247, 26034996, 39052494, 78104988]

約数ペア:

[(1, 78104988), (2, 39052494), (3, 26034996), (4, 19526247), (6, 13017498), (9, 8678332), (12, 6508749), (13, 6008076), (18, 4339166), (26, 3004038), (36, 2169583), (39, 2002692), (52, 1502019), (78, 1001346), (117, 667564), (156, 500673), (157, 497484), (234, 333782), (314, 248742), (468, 166891), (471, 165828), (628, 124371), (942, 82914), (1063, 73476), (1413, 55276), (1884, 41457), (2041, 38268), (2126, 36738), (2826, 27638), (3189, 24492), (4082, 19134), (4252, 18369), (5652, 13819), (6123, 12756), (6378, 12246), (8164, 9567)]