139205120

素因数分解:

$2^9\times 5^1\times {\mathrm{54377}}^1$

素因数の和:54400

約数の個数: 40

約数和(自身を含む): 333772164

約数和(自身を除く): 194567044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 54377, 108754, 217508, 271885, 435016, 543770, 870032, 1087540, 1740064, 2175080, 3480128, 4350160, 6960256, 8700320, 13920512, 17400640, 27841024, 34801280, 69602560, 139205120]

約数ペア:

[(1, 139205120), (2, 69602560), (4, 34801280), (5, 27841024), (8, 17400640), (10, 13920512), (16, 8700320), (20, 6960256), (32, 4350160), (40, 3480128), (64, 2175080), (80, 1740064), (128, 1087540), (160, 870032), (256, 543770), (320, 435016), (512, 271885), (640, 217508), (1280, 108754), (2560, 54377)]