64924520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{85427}}^1$

素因数の和:85457

約数の個数: 32

約数和(自身を含む): 153770400

約数和(自身を除く): 88845880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 85427, 170854, 341708, 427135, 683416, 854270, 1623113, 1708540, 3246226, 3417080, 6492452, 8115565, 12984904, 16231130, 32462260, 64924520]

約数ペア:

[(1, 64924520), (2, 32462260), (4, 16231130), (5, 12984904), (8, 8115565), (10, 6492452), (19, 3417080), (20, 3246226), (38, 1708540), (40, 1623113), (76, 854270), (95, 683416), (152, 427135), (190, 341708), (380, 170854), (760, 85427)]