325522040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{189257}}^1$

素因数の和:189311

約数の個数: 32

約数和(自身を含む): 749461680

約数和(自身を除く): 423939640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 189257, 378514, 757028, 946285, 1514056, 1892570, 3785140, 7570280, 8138051, 16276102, 32552204, 40690255, 65104408, 81380510, 162761020, 325522040]

約数ペア:

[(1, 325522040), (2, 162761020), (4, 81380510), (5, 65104408), (8, 40690255), (10, 32552204), (20, 16276102), (40, 8138051), (43, 7570280), (86, 3785140), (172, 1892570), (215, 1514056), (344, 946285), (430, 757028), (860, 378514), (1720, 189257)]