164830225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 249091200

約数和(自身を除く): 84260975

約数列:

[1, 5, 7, 19, 25, 35, 89, 95, 133, 175, 445, 475, 557, 623, 665, 1691, 2225, 2785, 3115, 3325, 3899, 8455, 10583, 11837, 13925, 15575, 19495, 42275, 49573, 52915, 59185, 74081, 97475, 247865, 264575, 295925, 347011, 370405, 941887, 1239325, 1735055, 1852025, 4709435, 6593209, 8675275, 23547175, 32966045, 164830225]

約数ペア:

[(1, 164830225), (5, 32966045), (7, 23547175), (19, 8675275), (25, 6593209), (35, 4709435), (89, 1852025), (95, 1735055), (133, 1239325), (175, 941887), (445, 370405), (475, 347011), (557, 295925), (623, 264575), (665, 247865), (1691, 97475), (2225, 74081), (2785, 59185), (3115, 52915), (3325, 49573), (3899, 42275), (8455, 19495), (10583, 15575), (11837, 13925)]