127492480

素因数分解:

$2^7\times 5^1\times {\mathrm{199207}}^1$

素因数の和:199226

約数の個数: 32

約数和(自身を含む): 304788240

約数和(自身を除く): 177295760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 199207, 398414, 796828, 996035, 1593656, 1992070, 3187312, 3984140, 6374624, 7968280, 12749248, 15936560, 25498496, 31873120, 63746240, 127492480]

約数ペア:

[(1, 127492480), (2, 63746240), (4, 31873120), (5, 25498496), (8, 15936560), (10, 12749248), (16, 7968280), (20, 6374624), (32, 3984140), (40, 3187312), (64, 1992070), (80, 1593656), (128, 996035), (160, 796828), (320, 398414), (640, 199207)]