66244000

素因数分解:

$2^5\times 5^3\times {\mathrm{16561}}^1$

素因数の和:16586

約数の個数: 48

約数和(自身を含む): 162771336

約数和(自身を除く): 96527336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 16561, 33122, 66244, 82805, 132488, 165610, 264976, 331220, 414025, 529952, 662440, 828050, 1324880, 1656100, 2070125, 2649760, 3312200, 4140250, 6624400, 8280500, 13248800, 16561000, 33122000, 66244000]

約数ペア:

[(1, 66244000), (2, 33122000), (4, 16561000), (5, 13248800), (8, 8280500), (10, 6624400), (16, 4140250), (20, 3312200), (25, 2649760), (32, 2070125), (40, 1656100), (50, 1324880), (80, 828050), (100, 662440), (125, 529952), (160, 414025), (200, 331220), (250, 264976), (400, 165610), (500, 132488), (800, 82805), (1000, 66244), (2000, 33122), (4000, 16561)]