145433720

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{26539}}^1$

素因数の和:26687

約数の個数: 32

約数和(自身を含む): 329626800

約数和(自身を除く): 184193080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 26539, 53078, 106156, 132695, 212312, 265390, 530780, 1061560, 3635843, 7271686, 14543372, 18179215, 29086744, 36358430, 72716860, 145433720]

約数ペア:

[(1, 145433720), (2, 72716860), (4, 36358430), (5, 29086744), (8, 18179215), (10, 14543372), (20, 7271686), (40, 3635843), (137, 1061560), (274, 530780), (548, 265390), (685, 212312), (1096, 132695), (1370, 106156), (2740, 53078), (5480, 26539)]