31721920

素因数分解:

$2^6\times 5^1\times {\mathrm{99131}}^1$

素因数の和:99148

約数の個数: 28

約数和(自身を含む): 75538584

約数和(自身を除く): 43816664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 99131, 198262, 396524, 495655, 793048, 991310, 1586096, 1982620, 3172192, 3965240, 6344384, 7930480, 15860960, 31721920]

約数ペア:

[(1, 31721920), (2, 15860960), (4, 7930480), (5, 6344384), (8, 3965240), (10, 3172192), (16, 1982620), (20, 1586096), (32, 991310), (40, 793048), (64, 495655), (80, 396524), (160, 198262), (320, 99131)]