268528130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{23209}}^1$

素因数の和:23318

約数の個数: 32

約数和(自身を含む): 526402800

約数和(自身を除く): 257874670

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 23209, 46418, 116045, 232090, 301717, 603434, 1508585, 2065601, 3017170, 4131202, 10328005, 20656010, 26852813, 53705626, 134264065, 268528130]

約数ペア:

[(1, 268528130), (2, 134264065), (5, 53705626), (10, 26852813), (13, 20656010), (26, 10328005), (65, 4131202), (89, 3017170), (130, 2065601), (178, 1508585), (445, 603434), (890, 301717), (1157, 232090), (2314, 116045), (5785, 46418), (11570, 23209)]