161770672

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16229}}^1$

素因数の和:16333

約数の個数: 40

約数和(自身を含む): 362253600

約数和(自身を除く): 200482928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 16229, 32458, 64916, 113603, 129832, 227206, 259664, 454412, 908824, 1444381, 1817648, 2888762, 5777524, 10110667, 11555048, 20221334, 23110096, 40442668, 80885336, 161770672]

約数ペア:

[(1, 161770672), (2, 80885336), (4, 40442668), (7, 23110096), (8, 20221334), (14, 11555048), (16, 10110667), (28, 5777524), (56, 2888762), (89, 1817648), (112, 1444381), (178, 908824), (356, 454412), (623, 259664), (712, 227206), (1246, 129832), (1424, 113603), (2492, 64916), (4984, 32458), (9968, 16229)]