80037139

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 112039200

約数和(自身を除く): 32002061

約数列:

[1, 7, 13, 17, 19, 49, 91, 119, 133, 221, 247, 323, 389, 637, 833, 931, 1547, 1729, 2261, 2723, 4199, 5057, 6613, 7391, 10829, 12103, 15827, 19061, 29393, 35399, 46291, 51737, 85969, 96083, 125647, 205751, 247793, 324037, 362159, 601783, 672581, 879529, 1633411, 4212481, 4708067, 6156703, 11433877, 80037139]

約数ペア:

[(1, 80037139), (7, 11433877), (13, 6156703), (17, 4708067), (19, 4212481), (49, 1633411), (91, 879529), (119, 672581), (133, 601783), (221, 362159), (247, 324037), (323, 247793), (389, 205751), (637, 125647), (833, 96083), (931, 85969), (1547, 51737), (1729, 46291), (2261, 35399), (2723, 29393), (4199, 19061), (5057, 15827), (6613, 12103), (7391, 10829)]