164564890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{123733}}^1$

素因数の和:123766

約数の個数: 32

約数和(自身を含む): 356353920

約数和(自身を除く): 191789030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 123733, 247466, 618665, 866131, 1237330, 1732262, 2350927, 4330655, 4701854, 8661310, 11754635, 16456489, 23509270, 32912978, 82282445, 164564890]

約数ペア:

[(1, 164564890), (2, 82282445), (5, 32912978), (7, 23509270), (10, 16456489), (14, 11754635), (19, 8661310), (35, 4701854), (38, 4330655), (70, 2350927), (95, 1732262), (133, 1237330), (190, 866131), (266, 618665), (665, 247466), (1330, 123733)]