80451075

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 140705280

約数和(自身を除く): 60254205

約数列:

[1, 3, 5, 15, 25, 29, 47, 75, 87, 141, 145, 235, 435, 705, 725, 787, 1175, 1363, 2175, 2361, 3525, 3935, 4089, 6815, 11805, 19675, 20445, 22823, 34075, 36989, 59025, 68469, 102225, 110967, 114115, 184945, 342345, 554835, 570575, 924725, 1072681, 1711725, 2774175, 3218043, 5363405, 16090215, 26817025, 80451075]

約数ペア:

[(1, 80451075), (3, 26817025), (5, 16090215), (15, 5363405), (25, 3218043), (29, 2774175), (47, 1711725), (75, 1072681), (87, 924725), (141, 570575), (145, 554835), (235, 342345), (435, 184945), (705, 114115), (725, 110967), (787, 102225), (1175, 68469), (1363, 59025), (2175, 36989), (2361, 34075), (3525, 22823), (3935, 20445), (4089, 19675), (6815, 11805)]