80538066

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:868

約数の個数: 72

約数和(自身を含む): 204871680

約数和(自身を除く): 124333614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 127, 147, 254, 294, 381, 441, 719, 762, 882, 889, 1143, 1438, 1778, 2157, 2286, 2667, 4314, 5033, 5334, 6223, 6471, 8001, 10066, 12446, 12942, 15099, 16002, 18669, 30198, 35231, 37338, 45297, 56007, 70462, 90594, 91313, 105693, 112014, 182626, 211386, 273939, 317079, 547878, 634158, 639191, 821817, 1278382, 1643634, 1917573, 3835146, 4474337, 5752719, 8948674, 11505438, 13423011, 26846022, 40269033, 80538066]

約数ペア:

[(1, 80538066), (2, 40269033), (3, 26846022), (6, 13423011), (7, 11505438), (9, 8948674), (14, 5752719), (18, 4474337), (21, 3835146), (42, 1917573), (49, 1643634), (63, 1278382), (98, 821817), (126, 639191), (127, 634158), (147, 547878), (254, 317079), (294, 273939), (381, 211386), (441, 182626), (719, 112014), (762, 105693), (882, 91313), (889, 90594), (1143, 70462), (1438, 56007), (1778, 45297), (2157, 37338), (2286, 35231), (2667, 30198), (4314, 18669), (5033, 16002), (5334, 15099), (6223, 12942), (6471, 12446), (8001, 10066)]