25974040

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5113}}^1$

素因数の和:5251

約数の個数: 32

約数和(自身を含む): 58913280

約数和(自身を除く): 32939240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 5113, 10226, 20452, 25565, 40904, 51130, 102260, 204520, 649351, 1298702, 2597404, 3246755, 5194808, 6493510, 12987020, 25974040]

約数ペア:

[(1, 25974040), (2, 12987020), (4, 6493510), (5, 5194808), (8, 3246755), (10, 2597404), (20, 1298702), (40, 649351), (127, 204520), (254, 102260), (508, 51130), (635, 40904), (1016, 25565), (1270, 20452), (2540, 10226), (5080, 5113)]