85380516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{757}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 233697464

約数和(自身を除く): 148316948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 241, 468, 482, 723, 757, 964, 1446, 1514, 2169, 2271, 2892, 3028, 3133, 4338, 4542, 6266, 6813, 8676, 9084, 9399, 9841, 12532, 13626, 18798, 19682, 27252, 28197, 29523, 37596, 39364, 56394, 59046, 88569, 112788, 118092, 177138, 182437, 354276, 364874, 547311, 729748, 1094622, 1641933, 2189244, 2371681, 3283866, 4743362, 6567732, 7115043, 9486724, 14230086, 21345129, 28460172, 42690258, 85380516]

約数ペア:

[(1, 85380516), (2, 42690258), (3, 28460172), (4, 21345129), (6, 14230086), (9, 9486724), (12, 7115043), (13, 6567732), (18, 4743362), (26, 3283866), (36, 2371681), (39, 2189244), (52, 1641933), (78, 1094622), (117, 729748), (156, 547311), (234, 364874), (241, 354276), (468, 182437), (482, 177138), (723, 118092), (757, 112788), (964, 88569), (1446, 59046), (1514, 56394), (2169, 39364), (2271, 37596), (2892, 29523), (3028, 28197), (3133, 27252), (4338, 19682), (4542, 18798), (6266, 13626), (6813, 12532), (8676, 9841), (9084, 9399)]