80450025

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 139437504

約数和(自身を除く): 58987479

約数列:

[1, 3, 5, 15, 25, 37, 53, 75, 111, 159, 185, 265, 547, 555, 795, 925, 1325, 1641, 1961, 2735, 2775, 3975, 5883, 8205, 9805, 13675, 20239, 28991, 29415, 41025, 49025, 60717, 86973, 101195, 144955, 147075, 303585, 434865, 505975, 724775, 1072667, 1517925, 2174325, 3218001, 5363335, 16090005, 26816675, 80450025]

約数ペア:

[(1, 80450025), (3, 26816675), (5, 16090005), (15, 5363335), (25, 3218001), (37, 2174325), (53, 1517925), (75, 1072667), (111, 724775), (159, 505975), (185, 434865), (265, 303585), (547, 147075), (555, 144955), (795, 101195), (925, 86973), (1325, 60717), (1641, 49025), (1961, 41025), (2735, 29415), (2775, 28991), (3975, 20239), (5883, 13675), (8205, 9805)]