25607740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 31001540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 179, 230, 311, 358, 460, 622, 716, 895, 1244, 1555, 1790, 3110, 3580, 4117, 6220, 7153, 8234, 14306, 16468, 20585, 28612, 35765, 41170, 55669, 71530, 82340, 111338, 143060, 222676, 278345, 556690, 1113380, 1280387, 2560774, 5121548, 6401935, 12803870, 25607740]

約数ペア:

[(1, 25607740), (2, 12803870), (4, 6401935), (5, 5121548), (10, 2560774), (20, 1280387), (23, 1113380), (46, 556690), (92, 278345), (115, 222676), (179, 143060), (230, 111338), (311, 82340), (358, 71530), (460, 55669), (622, 41170), (716, 35765), (895, 28612), (1244, 20585), (1555, 16468), (1790, 14306), (3110, 8234), (3580, 7153), (4117, 6220)]