66205000

素因数分解:

$2^3\times 5^4\times {\mathrm{13241}}^1$

素因数の和:13267

約数の個数: 40

約数和(自身を含む): 155130030

約数和(自身を除く): 88925030

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 13241, 26482, 52964, 66205, 105928, 132410, 264820, 331025, 529640, 662050, 1324100, 1655125, 2648200, 3310250, 6620500, 8275625, 13241000, 16551250, 33102500, 66205000]

約数ペア:

[(1, 66205000), (2, 33102500), (4, 16551250), (5, 13241000), (8, 8275625), (10, 6620500), (20, 3310250), (25, 2648200), (40, 1655125), (50, 1324100), (100, 662050), (125, 529640), (200, 331025), (250, 264820), (500, 132410), (625, 105928), (1000, 66205), (1250, 52964), (2500, 26482), (5000, 13241)]