65165000

素因数分解:

$2^3\times 5^4\times {\mathrm{13033}}^1$

素因数の和:13059

約数の個数: 40

約数和(自身を含む): 152693310

約数和(自身を除く): 87528310

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 13033, 26066, 52132, 65165, 104264, 130330, 260660, 325825, 521320, 651650, 1303300, 1629125, 2606600, 3258250, 6516500, 8145625, 13033000, 16291250, 32582500, 65165000]

約数ペア:

[(1, 65165000), (2, 32582500), (4, 16291250), (5, 13033000), (8, 8145625), (10, 6516500), (20, 3258250), (25, 2606600), (40, 1629125), (50, 1303300), (100, 651650), (125, 521320), (200, 325825), (250, 260660), (500, 130330), (625, 104264), (1000, 65165), (1250, 52132), (2500, 26066), (5000, 13033)]