164549500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{17321}}^1$

素因数の和:17359

約数の個数: 48

約数和(自身を含む): 378312480

約数和(自身を除く): 213762980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 9500, 17321, 34642, 69284, 86605, 173210, 329099, 346420, 433025, 658198, 866050, 1316396, 1645495, 1732100, 2165125, 3290990, 4330250, 6581980, 8227475, 8660500, 16454950, 32909900, 41137375, 82274750, 164549500]

約数ペア:

[(1, 164549500), (2, 82274750), (4, 41137375), (5, 32909900), (10, 16454950), (19, 8660500), (20, 8227475), (25, 6581980), (38, 4330250), (50, 3290990), (76, 2165125), (95, 1732100), (100, 1645495), (125, 1316396), (190, 866050), (250, 658198), (380, 433025), (475, 346420), (500, 329099), (950, 173210), (1900, 86605), (2375, 69284), (4750, 34642), (9500, 17321)]