80707550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20963}}^1$

素因数の和:20993

約数の個数: 48

約数和(自身を含む): 187166592

約数和(自身を除く): 106459042

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 20963, 41926, 104815, 146741, 209630, 230593, 293482, 461186, 524075, 733705, 1048150, 1152965, 1467410, 1614151, 2305930, 3228302, 3668525, 5764825, 7337050, 8070755, 11529650, 16141510, 40353775, 80707550]

約数ペア:

[(1, 80707550), (2, 40353775), (5, 16141510), (7, 11529650), (10, 8070755), (11, 7337050), (14, 5764825), (22, 3668525), (25, 3228302), (35, 2305930), (50, 1614151), (55, 1467410), (70, 1152965), (77, 1048150), (110, 733705), (154, 524075), (175, 461186), (275, 293482), (350, 230593), (385, 209630), (550, 146741), (770, 104815), (1925, 41926), (3850, 20963)]