81452416

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{21943}}^1$

素因数の和:21986

約数の個数: 32

約数和(自身を含む): 167871600

約数和(自身を除く): 86419184

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 21943, 43886, 87772, 175544, 351088, 636347, 702176, 1272694, 1404352, 2545388, 2808704, 5090776, 10181552, 20363104, 40726208, 81452416]

約数ペア:

[(1, 81452416), (2, 40726208), (4, 20363104), (8, 10181552), (16, 5090776), (29, 2808704), (32, 2545388), (58, 1404352), (64, 1272694), (116, 702176), (128, 636347), (232, 351088), (464, 175544), (928, 87772), (1856, 43886), (3712, 21943)]