128206564

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{25703}}^1$

素因数の和:25779

約数の個数: 24

約数和(自身を含む): 237504960

約数和(自身を除く): 109298396

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 4988, 25703, 51406, 102812, 745387, 1105229, 1490774, 2210458, 2981548, 4420916, 32051641, 64103282, 128206564]

約数ペア:

[(1, 128206564), (2, 64103282), (4, 32051641), (29, 4420916), (43, 2981548), (58, 2210458), (86, 1490774), (116, 1105229), (172, 745387), (1247, 102812), (2494, 51406), (4988, 25703)]