64142955

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1521

約数の個数: 64

約数和(自身を含む): 127180800

約数和(自身を除く): 63037845

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 135, 153, 171, 255, 285, 323, 459, 513, 765, 855, 969, 1471, 1615, 2295, 2565, 2907, 4413, 4845, 7355, 8721, 13239, 14535, 22065, 25007, 27949, 39717, 43605, 66195, 75021, 83847, 125035, 139745, 198585, 225063, 251541, 375105, 419235, 475133, 675189, 754623, 1125315, 1257705, 1425399, 2375665, 3375945, 3773115, 4276197, 7126995, 12828591, 21380985, 64142955]

約数ペア:

[(1, 64142955), (3, 21380985), (5, 12828591), (9, 7126995), (15, 4276197), (17, 3773115), (19, 3375945), (27, 2375665), (45, 1425399), (51, 1257705), (57, 1125315), (85, 754623), (95, 675189), (135, 475133), (153, 419235), (171, 375105), (255, 251541), (285, 225063), (323, 198585), (459, 139745), (513, 125035), (765, 83847), (855, 75021), (969, 66195), (1471, 43605), (1615, 39717), (2295, 27949), (2565, 25007), (2907, 22065), (4413, 14535), (4845, 13239), (7355, 8721)]