51995450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{479}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 104993280

約数和(自身を除く): 52997830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 167, 325, 334, 479, 650, 835, 958, 1670, 2171, 2395, 4175, 4342, 4790, 6227, 8350, 10855, 11975, 12454, 21710, 23950, 31135, 54275, 62270, 79993, 108550, 155675, 159986, 311350, 399965, 799930, 1039909, 1999825, 2079818, 3999650, 5199545, 10399090, 25997725, 51995450]

約数ペア:

[(1, 51995450), (2, 25997725), (5, 10399090), (10, 5199545), (13, 3999650), (25, 2079818), (26, 1999825), (50, 1039909), (65, 799930), (130, 399965), (167, 311350), (325, 159986), (334, 155675), (479, 108550), (650, 79993), (835, 62270), (958, 54275), (1670, 31135), (2171, 23950), (2395, 21710), (4175, 12454), (4342, 11975), (4790, 10855), (6227, 8350)]