80651544

素因数分解:

$2^3\times 3^1\times {\mathrm{991}}^1\times {\mathrm{3391}}^1$

素因数の和:4391

約数の個数: 32

約数和(自身を含む): 201891840

約数和(自身を除く): 121240296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 991, 1982, 2973, 3391, 3964, 5946, 6782, 7928, 10173, 11892, 13564, 20346, 23784, 27128, 40692, 81384, 3360481, 6720962, 10081443, 13441924, 20162886, 26883848, 40325772, 80651544]

約数ペア:

[(1, 80651544), (2, 40325772), (3, 26883848), (4, 20162886), (6, 13441924), (8, 10081443), (12, 6720962), (24, 3360481), (991, 81384), (1982, 40692), (2973, 27128), (3391, 23784), (3964, 20346), (5946, 13564), (6782, 11892), (7928, 10173)]