25438590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1327}}^1$

素因数の和:1414

約数の個数: 64

約数和(自身を含む): 68843520

約数和(自身を除く): 43404930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1065, 1278, 1327, 1917, 2130, 2654, 3195, 3834, 3981, 6390, 6635, 7962, 9585, 11943, 13270, 19170, 19905, 23886, 35829, 39810, 59715, 71658, 94217, 119430, 179145, 188434, 282651, 358290, 471085, 565302, 847953, 942170, 1413255, 1695906, 2543859, 2826510, 4239765, 5087718, 8479530, 12719295, 25438590]

約数ペア:

[(1, 25438590), (2, 12719295), (3, 8479530), (5, 5087718), (6, 4239765), (9, 2826510), (10, 2543859), (15, 1695906), (18, 1413255), (27, 942170), (30, 847953), (45, 565302), (54, 471085), (71, 358290), (90, 282651), (135, 188434), (142, 179145), (213, 119430), (270, 94217), (355, 71658), (426, 59715), (639, 39810), (710, 35829), (1065, 23886), (1278, 19905), (1327, 19170), (1917, 13270), (2130, 11943), (2654, 9585), (3195, 7962), (3834, 6635), (3981, 6390)]