81146560

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23053}}^1$

素因数の和:23081

約数の個数: 56

約数和(自身を含む): 210805776

約数和(自身を除く): 129659216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 23053, 46106, 92212, 115265, 184424, 230530, 253583, 368848, 461060, 507166, 737696, 922120, 1014332, 1267915, 1475392, 1844240, 2028664, 2535830, 3688480, 4057328, 5071660, 7376960, 8114656, 10143320, 16229312, 20286640, 40573280, 81146560]

約数ペア:

[(1, 81146560), (2, 40573280), (4, 20286640), (5, 16229312), (8, 10143320), (10, 8114656), (11, 7376960), (16, 5071660), (20, 4057328), (22, 3688480), (32, 2535830), (40, 2028664), (44, 1844240), (55, 1475392), (64, 1267915), (80, 1014332), (88, 922120), (110, 737696), (160, 507166), (176, 461060), (220, 368848), (320, 253583), (352, 230530), (440, 184424), (704, 115265), (880, 92212), (1760, 46106), (3520, 23053)]