88474240

素因数分解:

$2^7\times 5^1\times {\mathrm{138241}}^1$

素因数の和:138260

約数の個数: 32

約数和(自身を含む): 211510260

約数和(自身を除く): 123036020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 138241, 276482, 552964, 691205, 1105928, 1382410, 2211856, 2764820, 4423712, 5529640, 8847424, 11059280, 17694848, 22118560, 44237120, 88474240]

約数ペア:

[(1, 88474240), (2, 44237120), (4, 22118560), (5, 17694848), (8, 11059280), (10, 8847424), (16, 5529640), (20, 4423712), (32, 2764820), (40, 2211856), (64, 1382410), (80, 1105928), (128, 691205), (160, 552964), (320, 276482), (640, 138241)]