80661168

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{80021}}^1$

素因数の和:80042

約数の個数: 60

約数和(自身を含む): 257990928

約数和(自身を除く): 177329760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 80021, 160042, 240063, 320084, 480126, 560147, 640168, 720189, 960252, 1120294, 1280336, 1440378, 1680441, 1920504, 2240588, 2880756, 3360882, 3841008, 4481176, 5041323, 5761512, 6721764, 8962352, 10082646, 11523024, 13443528, 20165292, 26887056, 40330584, 80661168]

約数ペア:

[(1, 80661168), (2, 40330584), (3, 26887056), (4, 20165292), (6, 13443528), (7, 11523024), (8, 10082646), (9, 8962352), (12, 6721764), (14, 5761512), (16, 5041323), (18, 4481176), (21, 3841008), (24, 3360882), (28, 2880756), (36, 2240588), (42, 1920504), (48, 1680441), (56, 1440378), (63, 1280336), (72, 1120294), (84, 960252), (112, 720189), (126, 640168), (144, 560147), (168, 480126), (252, 320084), (336, 240063), (504, 160042), (1008, 80021)]