311350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:504

約数の個数: 24

約数和(自身を含む): 624960

約数和(自身を除く): 313610

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 479, 650, 958, 2395, 4790, 6227, 11975, 12454, 23950, 31135, 62270, 155675, 311350]

約数ペア:

[(1, 311350), (2, 155675), (5, 62270), (10, 31135), (13, 23950), (25, 12454), (26, 11975), (50, 6227), (65, 4790), (130, 2395), (325, 958), (479, 650)]