38978025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 71870400

約数和(自身を除く): 32892375

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1609, 1615, 4827, 4845, 8045, 8075, 24135, 24225, 27353, 30571, 40225, 82059, 91713, 120675, 136765, 152855, 410295, 458565, 519707, 683825, 764275, 1559121, 2051475, 2292825, 2598535, 7795605, 12992675, 38978025]

約数ペア:

[(1, 38978025), (3, 12992675), (5, 7795605), (15, 2598535), (17, 2292825), (19, 2051475), (25, 1559121), (51, 764275), (57, 683825), (75, 519707), (85, 458565), (95, 410295), (255, 152855), (285, 136765), (323, 120675), (425, 91713), (475, 82059), (969, 40225), (1275, 30571), (1425, 27353), (1609, 24225), (1615, 24135), (4827, 8075), (4845, 8045)]