82641920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{16141}}^1$

素因数の和:16166

約数の個数: 44

約数和(自身を含む): 198256044

約数和(自身を除く): 115614124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 16141, 32282, 64564, 80705, 129128, 161410, 258256, 322820, 516512, 645640, 1033024, 1291280, 2066048, 2582560, 4132096, 5165120, 8264192, 10330240, 16528384, 20660480, 41320960, 82641920]

約数ペア:

[(1, 82641920), (2, 41320960), (4, 20660480), (5, 16528384), (8, 10330240), (10, 8264192), (16, 5165120), (20, 4132096), (32, 2582560), (40, 2066048), (64, 1291280), (80, 1033024), (128, 645640), (160, 516512), (256, 322820), (320, 258256), (512, 161410), (640, 129128), (1024, 80705), (1280, 64564), (2560, 32282), (5120, 16141)]