386324240

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 914512896

約数和(自身を除く): 528188656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 191, 193, 262, 382, 386, 524, 655, 764, 772, 955, 965, 1048, 1310, 1528, 1544, 1910, 1930, 2096, 2620, 3056, 3088, 3820, 3860, 5240, 7640, 7720, 10480, 15280, 15440, 25021, 25283, 36863, 50042, 50566, 73726, 100084, 101132, 125105, 126415, 147452, 184315, 200168, 202264, 250210, 252830, 294904, 368630, 400336, 404528, 500420, 505660, 589808, 737260, 1000840, 1011320, 1474520, 2001680, 2022640, 2949040, 4829053, 9658106, 19316212, 24145265, 38632424, 48290530, 77264848, 96581060, 193162120, 386324240]

約数ペア:

[(1, 386324240), (2, 193162120), (4, 96581060), (5, 77264848), (8, 48290530), (10, 38632424), (16, 24145265), (20, 19316212), (40, 9658106), (80, 4829053), (131, 2949040), (191, 2022640), (193, 2001680), (262, 1474520), (382, 1011320), (386, 1000840), (524, 737260), (655, 589808), (764, 505660), (772, 500420), (955, 404528), (965, 400336), (1048, 368630), (1310, 294904), (1528, 252830), (1544, 250210), (1910, 202264), (1930, 200168), (2096, 184315), (2620, 147452), (3056, 126415), (3088, 125105), (3820, 101132), (3860, 100084), (5240, 73726), (7640, 50566), (7720, 50042), (10480, 36863), (15280, 25283), (15440, 25021)]