81360816

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39419}}^1$

素因数の和:39473

約数の個数: 40

約数和(自身を含む): 215075520

約数和(自身を除く): 133714704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 39419, 78838, 118257, 157676, 236514, 315352, 473028, 630704, 946056, 1695017, 1892112, 3390034, 5085051, 6780068, 10170102, 13560136, 20340204, 27120272, 40680408, 81360816]

約数ペア:

[(1, 81360816), (2, 40680408), (3, 27120272), (4, 20340204), (6, 13560136), (8, 10170102), (12, 6780068), (16, 5085051), (24, 3390034), (43, 1892112), (48, 1695017), (86, 946056), (129, 630704), (172, 473028), (258, 315352), (344, 236514), (516, 157676), (688, 118257), (1032, 78838), (2064, 39419)]