25587310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 54336960

約数和(自身を除く): 28749650

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 79, 98, 158, 245, 395, 490, 553, 661, 790, 1106, 1322, 2765, 3305, 3871, 4627, 5530, 6610, 7742, 9254, 19355, 23135, 32389, 38710, 46270, 52219, 64778, 104438, 161945, 261095, 323890, 365533, 522190, 731066, 1827665, 2558731, 3655330, 5117462, 12793655, 25587310]

約数ペア:

[(1, 25587310), (2, 12793655), (5, 5117462), (7, 3655330), (10, 2558731), (14, 1827665), (35, 731066), (49, 522190), (70, 365533), (79, 323890), (98, 261095), (158, 161945), (245, 104438), (395, 64778), (490, 52219), (553, 46270), (661, 38710), (790, 32389), (1106, 23135), (1322, 19355), (2765, 9254), (3305, 7742), (3871, 6610), (4627, 5530)]