80521388

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{167}}^1\times {\mathrm{809}}^1$

素因数の和:1129

約数の個数: 24

約数和(自身を含む): 142884000

約数和(自身を除く): 62362612

約数列:

[1, 2, 4, 149, 167, 298, 334, 596, 668, 809, 1618, 3236, 24883, 49766, 99532, 120541, 135103, 241082, 270206, 482164, 540412, 20130347, 40260694, 80521388]

約数ペア:

[(1, 80521388), (2, 40260694), (4, 20130347), (149, 540412), (167, 482164), (298, 270206), (334, 241082), (596, 135103), (668, 120541), (809, 99532), (1618, 49766), (3236, 24883)]