156921905660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2087}}^1\times {\mathrm{289193}}^1$

素因数の和:291302

約数の個数: 48

約数和(自身を含む): 355056198336

約数和(自身を除く): 198134292676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2087, 4174, 8348, 10435, 20870, 27131, 41740, 54262, 108524, 135655, 271310, 289193, 542620, 578386, 1156772, 1445965, 2891930, 3759509, 5783860, 7519018, 15038036, 18797545, 37595090, 75190180, 603545791, 1207091582, 2414183164, 3017728955, 6035457910, 7846095283, 12070915820, 15692190566, 31384381132, 39230476415, 78460952830, 156921905660]

約数ペア:

[(1, 156921905660), (2, 78460952830), (4, 39230476415), (5, 31384381132), (10, 15692190566), (13, 12070915820), (20, 7846095283), (26, 6035457910), (52, 3017728955), (65, 2414183164), (130, 1207091582), (260, 603545791), (2087, 75190180), (4174, 37595090), (8348, 18797545), (10435, 15038036), (20870, 7519018), (27131, 5783860), (41740, 3759509), (54262, 2891930), (108524, 1445965), (135655, 1156772), (271310, 578386), (289193, 542620)]