168740045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 227422080

約数和(自身を除く): 58682035

約数列:

[1, 5, 17, 19, 85, 95, 163, 323, 641, 815, 1615, 2771, 3097, 3205, 10897, 12179, 13855, 15485, 52649, 54485, 60895, 104483, 207043, 263245, 522415, 1035215, 1776211, 1985177, 8881055, 9925885, 33748009, 168740045]

約数ペア:

[(1, 168740045), (5, 33748009), (17, 9925885), (19, 8881055), (85, 1985177), (95, 1776211), (163, 1035215), (323, 522415), (641, 263245), (815, 207043), (1615, 104483), (2771, 60895), (3097, 54485), (3205, 52649), (10897, 15485), (12179, 13855)]