81014528

素因数分解:

$2^8\times 7^1\times {\mathrm{53}}^1\times {\mathrm{853}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 188522208

約数和(自身を除く): 107507680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 256, 371, 424, 448, 742, 848, 853, 896, 1484, 1696, 1706, 1792, 2968, 3392, 3412, 5936, 5971, 6784, 6824, 11872, 11942, 13568, 13648, 23744, 23884, 27296, 45209, 47488, 47768, 54592, 90418, 94976, 95536, 109184, 180836, 191072, 218368, 316463, 361672, 382144, 632926, 723344, 764288, 1265852, 1446688, 1528576, 2531704, 2893376, 5063408, 5786752, 10126816, 11573504, 20253632, 40507264, 81014528]

約数ペア:

[(1, 81014528), (2, 40507264), (4, 20253632), (7, 11573504), (8, 10126816), (14, 5786752), (16, 5063408), (28, 2893376), (32, 2531704), (53, 1528576), (56, 1446688), (64, 1265852), (106, 764288), (112, 723344), (128, 632926), (212, 382144), (224, 361672), (256, 316463), (371, 218368), (424, 191072), (448, 180836), (742, 109184), (848, 95536), (853, 94976), (896, 90418), (1484, 54592), (1696, 47768), (1706, 47488), (1792, 45209), (2968, 27296), (3392, 23884), (3412, 23744), (5936, 13648), (5971, 13568), (6784, 11942), (6824, 11872)]