71806864

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{34259}}^1$

素因数の和:34398

約数の個数: 20

約数和(自身を含む): 140191920

約数和(自身を除く): 68385056

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 34259, 68518, 137036, 274072, 548144, 4487929, 8975858, 17951716, 35903432, 71806864]

約数ペア:

[(1, 71806864), (2, 35903432), (4, 17951716), (8, 8975858), (16, 4487929), (131, 548144), (262, 274072), (524, 137036), (1048, 68518), (2096, 34259)]