20163152025

素因数分解:

$3^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{330679}}^1$

素因数の和:330966

約数の個数: 36

約数和(自身を含む): 36247818880

約数和(自身を除く): 16084666855

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 271, 813, 1355, 2439, 4065, 6775, 12195, 20325, 60975, 330679, 992037, 1653395, 2976111, 4960185, 8266975, 14880555, 24800925, 74402775, 89614009, 268842027, 448070045, 806526081, 1344210135, 2240350225, 4032630405, 6721050675, 20163152025]

約数ペア:

[(1, 20163152025), (3, 6721050675), (5, 4032630405), (9, 2240350225), (15, 1344210135), (25, 806526081), (45, 448070045), (75, 268842027), (225, 89614009), (271, 74402775), (813, 24800925), (1355, 14880555), (2439, 8266975), (4065, 4960185), (6775, 2976111), (12195, 1653395), (20325, 992037), (60975, 330679)]