205053810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1171}}^1$

素因数の和:1643

約数の個数: 64

約数和(自身を含む): 531619200

約数和(自身を除く): 326565390

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 449, 898, 1171, 1347, 2245, 2342, 2694, 3513, 4490, 5837, 5855, 6735, 7026, 11674, 11710, 13470, 15223, 17511, 17565, 29185, 30446, 35022, 35130, 45669, 58370, 76115, 87555, 91338, 152230, 175110, 228345, 456690, 525779, 1051558, 1577337, 2628895, 3154674, 5257790, 6835127, 7886685, 13670254, 15773370, 20505381, 34175635, 41010762, 68351270, 102526905, 205053810]

約数ペア:

[(1, 205053810), (2, 102526905), (3, 68351270), (5, 41010762), (6, 34175635), (10, 20505381), (13, 15773370), (15, 13670254), (26, 7886685), (30, 6835127), (39, 5257790), (65, 3154674), (78, 2628895), (130, 1577337), (195, 1051558), (390, 525779), (449, 456690), (898, 228345), (1171, 175110), (1347, 152230), (2245, 91338), (2342, 87555), (2694, 76115), (3513, 58370), (4490, 45669), (5837, 35130), (5855, 35022), (6735, 30446), (7026, 29185), (11674, 17565), (11710, 17511), (13470, 15223)]