127528570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{51631}}^1$

素因数の和:51670

約数の個数: 32

約数和(自身を含む): 260225280

約数和(自身を除く): 132696710

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 51631, 103262, 258155, 516310, 671203, 980989, 1342406, 1961978, 3356015, 4904945, 6712030, 9809890, 12752857, 25505714, 63764285, 127528570]

約数ペア:

[(1, 127528570), (2, 63764285), (5, 25505714), (10, 12752857), (13, 9809890), (19, 6712030), (26, 4904945), (38, 3356015), (65, 1961978), (95, 1342406), (130, 980989), (190, 671203), (247, 516310), (494, 258155), (1235, 103262), (2470, 51631)]