54161840

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7607}}^1$

素因数の和:7709

約数の個数: 40

約数和(自身を含む): 127357920

約数和(自身を除く): 73196080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 7607, 15214, 30428, 38035, 60856, 76070, 121712, 152140, 304280, 608560, 677023, 1354046, 2708092, 3385115, 5416184, 6770230, 10832368, 13540460, 27080920, 54161840]

約数ペア:

[(1, 54161840), (2, 27080920), (4, 13540460), (5, 10832368), (8, 6770230), (10, 5416184), (16, 3385115), (20, 2708092), (40, 1354046), (80, 677023), (89, 608560), (178, 304280), (356, 152140), (445, 121712), (712, 76070), (890, 60856), (1424, 38035), (1780, 30428), (3560, 15214), (7120, 7607)]