80712478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1307}}^1$

素因数の和:1728

約数の個数: 32

約数和(自身を含む): 151435008

約数和(自身を除く): 70722530

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 401, 802, 1307, 2614, 2807, 4411, 5614, 8822, 9149, 14377, 18298, 28754, 30877, 61754, 100639, 201278, 524107, 1048214, 3668749, 5765177, 7337498, 11530354, 40356239, 80712478]

約数ペア:

[(1, 80712478), (2, 40356239), (7, 11530354), (11, 7337498), (14, 5765177), (22, 3668749), (77, 1048214), (154, 524107), (401, 201278), (802, 100639), (1307, 61754), (2614, 30877), (2807, 28754), (4411, 18298), (5614, 14377), (8822, 9149)]