154591810

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 282910320

約数和(自身を除く): 128318510

約数列:

[1, 2, 5, 10, 97, 194, 197, 394, 485, 809, 970, 985, 1618, 1970, 4045, 8090, 19109, 38218, 78473, 95545, 156946, 159373, 191090, 318746, 392365, 784730, 796865, 1593730, 15459181, 30918362, 77295905, 154591810]

約数ペア:

[(1, 154591810), (2, 77295905), (5, 30918362), (10, 15459181), (97, 1593730), (194, 796865), (197, 784730), (394, 392365), (485, 318746), (809, 191090), (970, 159373), (985, 156946), (1618, 95545), (1970, 78473), (4045, 38218), (8090, 19109)]