208385600

素因数分解:

$2^6\times 5^2\times {\mathrm{130241}}^1$

素因数の和:130263

約数の個数: 42

約数和(自身を含む): 512762754

約数和(自身を除く): 304377154

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 130241, 260482, 520964, 651205, 1041928, 1302410, 2083856, 2604820, 3256025, 4167712, 5209640, 6512050, 8335424, 10419280, 13024100, 20838560, 26048200, 41677120, 52096400, 104192800, 208385600]

約数ペア:

[(1, 208385600), (2, 104192800), (4, 52096400), (5, 41677120), (8, 26048200), (10, 20838560), (16, 13024100), (20, 10419280), (25, 8335424), (32, 6512050), (40, 5209640), (50, 4167712), (64, 3256025), (80, 2604820), (100, 2083856), (160, 1302410), (200, 1041928), (320, 651205), (400, 520964), (800, 260482), (1600, 130241)]