159291730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{2729}}^1$

素因数の和:3198

約数の個数: 32

約数和(自身を含む): 309582000

約数和(自身を除く): 150290270

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 449, 898, 2245, 2729, 4490, 5458, 5837, 11674, 13645, 27290, 29185, 35477, 58370, 70954, 177385, 354770, 1225321, 2450642, 6126605, 12253210, 15929173, 31858346, 79645865, 159291730]

約数ペア:

[(1, 159291730), (2, 79645865), (5, 31858346), (10, 15929173), (13, 12253210), (26, 6126605), (65, 2450642), (130, 1225321), (449, 354770), (898, 177385), (2245, 70954), (2729, 58370), (4490, 35477), (5458, 29185), (5837, 27290), (11674, 13645)]