218907550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1759}}^1$

素因数の和:1921

約数の個数: 48

約数和(自身を含む): 432115200

約数和(自身を除く): 213207650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 131, 190, 262, 475, 655, 950, 1310, 1759, 2489, 3275, 3518, 4978, 6550, 8795, 12445, 17590, 24890, 33421, 43975, 62225, 66842, 87950, 124450, 167105, 230429, 334210, 460858, 835525, 1152145, 1671050, 2304290, 4378151, 5760725, 8756302, 11521450, 21890755, 43781510, 109453775, 218907550]

約数ペア:

[(1, 218907550), (2, 109453775), (5, 43781510), (10, 21890755), (19, 11521450), (25, 8756302), (38, 5760725), (50, 4378151), (95, 2304290), (131, 1671050), (190, 1152145), (262, 835525), (475, 460858), (655, 334210), (950, 230429), (1310, 167105), (1759, 124450), (2489, 87950), (3275, 66842), (3518, 62225), (4978, 43975), (6550, 33421), (8795, 24890), (12445, 17590)]