90676480

素因数分解:

$2^8\times 5^1\times {\mathrm{70841}}^1$

素因数の和:70862

約数の個数: 36

約数和(自身を含む): 217201572

約数和(自身を除く): 126525092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 70841, 141682, 283364, 354205, 566728, 708410, 1133456, 1416820, 2266912, 2833640, 4533824, 5667280, 9067648, 11334560, 18135296, 22669120, 45338240, 90676480]

約数ペア:

[(1, 90676480), (2, 45338240), (4, 22669120), (5, 18135296), (8, 11334560), (10, 9067648), (16, 5667280), (20, 4533824), (32, 2833640), (40, 2266912), (64, 1416820), (80, 1133456), (128, 708410), (160, 566728), (256, 354205), (320, 283364), (640, 141682), (1280, 70841)]