13149440

素因数分解:

$2^8\times 5^1\times {\mathrm{10273}}^1$

素因数の和:10294

約数の個数: 36

約数和(自身を含む): 31500084

約数和(自身を除く): 18350644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 10273, 20546, 41092, 51365, 82184, 102730, 164368, 205460, 328736, 410920, 657472, 821840, 1314944, 1643680, 2629888, 3287360, 6574720, 13149440]

約数ペア:

[(1, 13149440), (2, 6574720), (4, 3287360), (5, 2629888), (8, 1643680), (10, 1314944), (16, 821840), (20, 657472), (32, 410920), (40, 328736), (64, 205460), (80, 164368), (128, 102730), (160, 82184), (256, 51365), (320, 41092), (640, 20546), (1280, 10273)]