87873920

素因数分解:

$2^7\times 5^1\times {\mathrm{137303}}^1$

素因数の和:137322

約数の個数: 32

約数和(自身を含む): 210075120

約数和(自身を除く): 122201200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 137303, 274606, 549212, 686515, 1098424, 1373030, 2196848, 2746060, 4393696, 5492120, 8787392, 10984240, 17574784, 21968480, 43936960, 87873920]

約数ペア:

[(1, 87873920), (2, 43936960), (4, 21968480), (5, 17574784), (8, 10984240), (10, 8787392), (16, 5492120), (20, 4393696), (32, 2746060), (40, 2196848), (64, 1373030), (80, 1098424), (128, 686515), (160, 549212), (320, 274606), (640, 137303)]