133748480

素因数分解:

$2^8\times 5^1\times {\mathrm{104491}}^1$

素因数の和:104512

約数の個数: 36

約数和(自身を含む): 320372472

約数和(自身を除く): 186623992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 104491, 208982, 417964, 522455, 835928, 1044910, 1671856, 2089820, 3343712, 4179640, 6687424, 8359280, 13374848, 16718560, 26749696, 33437120, 66874240, 133748480]

約数ペア:

[(1, 133748480), (2, 66874240), (4, 33437120), (5, 26749696), (8, 16718560), (10, 13374848), (16, 8359280), (20, 6687424), (32, 4179640), (40, 3343712), (64, 2089820), (80, 1671856), (128, 1044910), (160, 835928), (256, 522455), (320, 417964), (640, 208982), (1280, 104491)]