8378825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 13332480

約数和(自身を除く): 4953655

約数列:

[1, 5, 7, 13, 25, 29, 35, 65, 91, 127, 145, 175, 203, 325, 377, 455, 635, 725, 889, 1015, 1651, 1885, 2275, 2639, 3175, 3683, 4445, 5075, 8255, 9425, 11557, 13195, 18415, 22225, 25781, 41275, 47879, 57785, 65975, 92075, 128905, 239395, 288925, 335153, 644525, 1196975, 1675765, 8378825]

約数ペア:

[(1, 8378825), (5, 1675765), (7, 1196975), (13, 644525), (25, 335153), (29, 288925), (35, 239395), (65, 128905), (91, 92075), (127, 65975), (145, 57785), (175, 47879), (203, 41275), (325, 25781), (377, 22225), (455, 18415), (635, 13195), (725, 11557), (889, 9425), (1015, 8255), (1651, 5075), (1885, 4445), (2275, 3683), (2639, 3175)]