81500034

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 144

約数和(自身を含む): 218332800

約数和(自身を除く): 136832766

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 49, 58, 66, 77, 79, 87, 98, 121, 147, 154, 158, 174, 203, 231, 237, 242, 294, 319, 363, 406, 462, 474, 539, 553, 609, 638, 726, 847, 869, 957, 1078, 1106, 1218, 1421, 1617, 1659, 1694, 1738, 1914, 2233, 2291, 2541, 2607, 2842, 3234, 3318, 3509, 3871, 4263, 4466, 4582, 5082, 5214, 5929, 6083, 6699, 6873, 7018, 7742, 8526, 9559, 10527, 11613, 11858, 12166, 13398, 13746, 15631, 16037, 17787, 18249, 19118, 21054, 23226, 24563, 25201, 28677, 31262, 32074, 35574, 36498, 42581, 46893, 48111, 49126, 50402, 57354, 66913, 73689, 75603, 85162, 93786, 96222, 112259, 127743, 133826, 147378, 151206, 171941, 176407, 200739, 224518, 255486, 277211, 336777, 343882, 352814, 401478, 468391, 515823, 529221, 554422, 673554, 831633, 936782, 1031646, 1058442, 1234849, 1405173, 1663266, 1940477, 2469698, 2810346, 3704547, 3880954, 5821431, 7409094, 11642862, 13583339, 27166678, 40750017, 81500034]

約数ペア:

[(1, 81500034), (2, 40750017), (3, 27166678), (6, 13583339), (7, 11642862), (11, 7409094), (14, 5821431), (21, 3880954), (22, 3704547), (29, 2810346), (33, 2469698), (42, 1940477), (49, 1663266), (58, 1405173), (66, 1234849), (77, 1058442), (79, 1031646), (87, 936782), (98, 831633), (121, 673554), (147, 554422), (154, 529221), (158, 515823), (174, 468391), (203, 401478), (231, 352814), (237, 343882), (242, 336777), (294, 277211), (319, 255486), (363, 224518), (406, 200739), (462, 176407), (474, 171941), (539, 151206), (553, 147378), (609, 133826), (638, 127743), (726, 112259), (847, 96222), (869, 93786), (957, 85162), (1078, 75603), (1106, 73689), (1218, 66913), (1421, 57354), (1617, 50402), (1659, 49126), (1694, 48111), (1738, 46893), (1914, 42581), (2233, 36498), (2291, 35574), (2541, 32074), (2607, 31262), (2842, 28677), (3234, 25201), (3318, 24563), (3509, 23226), (3871, 21054), (4263, 19118), (4466, 18249), (4582, 17787), (5082, 16037), (5214, 15631), (5929, 13746), (6083, 13398), (6699, 12166), (6873, 11858), (7018, 11613), (7742, 10527), (8526, 9559)]