81068008

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 183202560

約数和(自身を除く): 102134552

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 113, 161, 184, 226, 322, 452, 557, 644, 791, 904, 1114, 1288, 1582, 2228, 2599, 3164, 3899, 4456, 5198, 6328, 7798, 10396, 12811, 15596, 18193, 20792, 25622, 31192, 36386, 51244, 62941, 72772, 89677, 102488, 125882, 145544, 179354, 251764, 358708, 440587, 503528, 717416, 881174, 1447643, 1762348, 2895286, 3524696, 5790572, 10133501, 11581144, 20267002, 40534004, 81068008]

約数ペア:

[(1, 81068008), (2, 40534004), (4, 20267002), (7, 11581144), (8, 10133501), (14, 5790572), (23, 3524696), (28, 2895286), (46, 1762348), (56, 1447643), (92, 881174), (113, 717416), (161, 503528), (184, 440587), (226, 358708), (322, 251764), (452, 179354), (557, 145544), (644, 125882), (791, 102488), (904, 89677), (1114, 72772), (1288, 62941), (1582, 51244), (2228, 36386), (2599, 31192), (3164, 25622), (3899, 20792), (4456, 18193), (5198, 15596), (6328, 12811), (7798, 10396)]