561730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 1134000

約数和(自身を除く): 572270

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 149, 290, 298, 377, 745, 754, 1490, 1885, 1937, 3770, 3874, 4321, 8642, 9685, 19370, 21605, 43210, 56173, 112346, 280865, 561730]

約数ペア:

[(1, 561730), (2, 280865), (5, 112346), (10, 56173), (13, 43210), (26, 21605), (29, 19370), (58, 9685), (65, 8642), (130, 4321), (145, 3874), (149, 3770), (290, 1937), (298, 1885), (377, 1490), (745, 754)]