155163385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 207799200

約数和(自身を除く): 52635815

約数列:

[1, 5, 13, 37, 65, 149, 185, 433, 481, 745, 1937, 2165, 2405, 5513, 5629, 9685, 16021, 27565, 28145, 64517, 71669, 80105, 208273, 322585, 358345, 838721, 1041365, 2387129, 4193605, 11935645, 31032677, 155163385]

約数ペア:

[(1, 155163385), (5, 31032677), (13, 11935645), (37, 4193605), (65, 2387129), (149, 1041365), (185, 838721), (433, 358345), (481, 322585), (745, 208273), (1937, 80105), (2165, 71669), (2405, 64517), (5513, 28145), (5629, 27565), (9685, 16021)]