248273475

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2953}}^1$

素因数の和:3044

約数の個数: 48

約数和(自身を含む): 439555200

約数和(自身を除く): 191281725

約数列:

[1, 3, 5, 15, 19, 25, 57, 59, 75, 95, 177, 285, 295, 475, 885, 1121, 1425, 1475, 2953, 3363, 4425, 5605, 8859, 14765, 16815, 28025, 44295, 56107, 73825, 84075, 168321, 174227, 221475, 280535, 522681, 841605, 871135, 1402675, 2613405, 3310313, 4208025, 4355675, 9930939, 13067025, 16551565, 49654695, 82757825, 248273475]

約数ペア:

[(1, 248273475), (3, 82757825), (5, 49654695), (15, 16551565), (19, 13067025), (25, 9930939), (57, 4355675), (59, 4208025), (75, 3310313), (95, 2613405), (177, 1402675), (285, 871135), (295, 841605), (475, 522681), (885, 280535), (1121, 221475), (1425, 174227), (1475, 168321), (2953, 84075), (3363, 73825), (4425, 56107), (5605, 44295), (8859, 28025), (14765, 16815)]