26513920

素因数分解:

$2^9\times 5^1\times {\mathrm{10357}}^1$

素因数の和:10380

約数の個数: 40

約数和(自身を含む): 63577404

約数和(自身を除く): 37063484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 10357, 20714, 41428, 51785, 82856, 103570, 165712, 207140, 331424, 414280, 662848, 828560, 1325696, 1657120, 2651392, 3314240, 5302784, 6628480, 13256960, 26513920]

約数ペア:

[(1, 26513920), (2, 13256960), (4, 6628480), (5, 5302784), (8, 3314240), (10, 2651392), (16, 1657120), (20, 1325696), (32, 828560), (40, 662848), (64, 414280), (80, 331424), (128, 207140), (160, 165712), (256, 103570), (320, 82856), (512, 51785), (640, 41428), (1280, 20714), (2560, 10357)]