198729122560

素因数分解:

$2^8\times 5^1\times {\mathrm{155257127}}^1$

素因数の和:155257148

約数の個数: 36

約数和(自身を含む): 476018354448

約数和(自身を除く): 277289231888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 155257127, 310514254, 621028508, 776285635, 1242057016, 1552571270, 2484114032, 3105142540, 4968228064, 6210285080, 9936456128, 12420570160, 19872912256, 24841140320, 39745824512, 49682280640, 99364561280, 198729122560]

約数ペア:

[(1, 198729122560), (2, 99364561280), (4, 49682280640), (5, 39745824512), (8, 24841140320), (10, 19872912256), (16, 12420570160), (20, 9936456128), (32, 6210285080), (40, 4968228064), (64, 3105142540), (80, 2484114032), (128, 1552571270), (160, 1242057016), (256, 776285635), (320, 621028508), (640, 310514254), (1280, 155257127)]