161719090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{17041}}^1$

素因数の和:17134

約数の個数: 32

約数和(自身を含む): 317799216

約数和(自身を除く): 156080126

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 17041, 34082, 85205, 170410, 221533, 443066, 1107665, 1243993, 2215330, 2487986, 6219965, 12439930, 16171909, 32343818, 80859545, 161719090]

約数ペア:

[(1, 161719090), (2, 80859545), (5, 32343818), (10, 16171909), (13, 12439930), (26, 6219965), (65, 2487986), (73, 2215330), (130, 1243993), (146, 1107665), (365, 443066), (730, 221533), (949, 170410), (1898, 85205), (4745, 34082), (9490, 17041)]