39125025

素因数分解:

$3^4\times 5^2\times {\mathrm{139}}^2$

素因数の和:300

約数の個数: 45

約数和(自身を含む): 72998211

約数和(自身を除く): 33873186

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 139, 225, 405, 417, 675, 695, 1251, 2025, 2085, 3475, 3753, 6255, 10425, 11259, 18765, 19321, 31275, 56295, 57963, 93825, 96605, 173889, 281475, 289815, 483025, 521667, 869445, 1449075, 1565001, 2608335, 4347225, 7825005, 13041675, 39125025]

約数ペア:

[(1, 39125025), (3, 13041675), (5, 7825005), (9, 4347225), (15, 2608335), (25, 1565001), (27, 1449075), (45, 869445), (75, 521667), (81, 483025), (135, 289815), (139, 281475), (225, 173889), (405, 96605), (417, 93825), (675, 57963), (695, 56295), (1251, 31275), (2025, 19321), (2085, 18765), (3475, 11259), (3753, 10425)]