755222775

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2371}}^1$

素因数の和:2552

約数の個数: 48

約数和(自身を含む): 1298869248

約数和(自身を除く): 543646473

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 137, 155, 411, 465, 685, 775, 2055, 2325, 2371, 3425, 4247, 7113, 10275, 11855, 12741, 21235, 35565, 59275, 63705, 73501, 106175, 177825, 220503, 318525, 324827, 367505, 974481, 1102515, 1624135, 1837525, 4872405, 5512575, 8120675, 10069637, 24362025, 30208911, 50348185, 151044555, 251740925, 755222775]

約数ペア:

[(1, 755222775), (3, 251740925), (5, 151044555), (15, 50348185), (25, 30208911), (31, 24362025), (75, 10069637), (93, 8120675), (137, 5512575), (155, 4872405), (411, 1837525), (465, 1624135), (685, 1102515), (775, 974481), (2055, 367505), (2325, 324827), (2371, 318525), (3425, 220503), (4247, 177825), (7113, 106175), (10275, 73501), (11855, 63705), (12741, 59275), (21235, 35565)]