80895388

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2083}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 172721920

約数和(自身を除く): 91826532

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 1022, 1387, 2044, 2083, 2774, 4166, 5548, 8332, 9709, 14581, 19418, 29162, 38836, 39577, 58324, 79154, 152059, 158308, 277039, 304118, 554078, 608236, 1064413, 1108156, 2128826, 2889121, 4257652, 5778242, 11556484, 20223847, 40447694, 80895388]

約数ペア:

[(1, 80895388), (2, 40447694), (4, 20223847), (7, 11556484), (14, 5778242), (19, 4257652), (28, 2889121), (38, 2128826), (73, 1108156), (76, 1064413), (133, 608236), (146, 554078), (266, 304118), (292, 277039), (511, 158308), (532, 152059), (1022, 79154), (1387, 58324), (2044, 39577), (2083, 38836), (2774, 29162), (4166, 19418), (5548, 14581), (8332, 9709)]