20131250

素因数分解:

$2^1\times 5^5\times {\mathrm{3221}}^1$

素因数の和:3248

約数の個数: 24

約数和(自身を含む): 37755396

約数和(自身を除く): 17624146

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 3125, 3221, 6250, 6442, 16105, 32210, 80525, 161050, 402625, 805250, 2013125, 4026250, 10065625, 20131250]

約数ペア:

[(1, 20131250), (2, 10065625), (5, 4026250), (10, 2013125), (25, 805250), (50, 402625), (125, 161050), (250, 80525), (625, 32210), (1250, 16105), (3125, 6442), (3221, 6250)]