26750720

素因数分解:

$2^8\times 5^1\times {\mathrm{20899}}^1$

素因数の和:20920

約数の個数: 36

約数和(自身を含む): 64079400

約数和(自身を除く): 37328680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20899, 41798, 83596, 104495, 167192, 208990, 334384, 417980, 668768, 835960, 1337536, 1671920, 2675072, 3343840, 5350144, 6687680, 13375360, 26750720]

約数ペア:

[(1, 26750720), (2, 13375360), (4, 6687680), (5, 5350144), (8, 3343840), (10, 2675072), (16, 1671920), (20, 1337536), (32, 835960), (40, 668768), (64, 417980), (80, 334384), (128, 208990), (160, 167192), (256, 104495), (320, 83596), (640, 41798), (1280, 20899)]