70851820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{272507}}^1$

素因数の和:272529

約数の個数: 24

約数和(自身を含む): 160234704

約数和(自身を除く): 89382884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 272507, 545014, 1090028, 1362535, 2725070, 3542591, 5450140, 7085182, 14170364, 17712955, 35425910, 70851820]

約数ペア:

[(1, 70851820), (2, 35425910), (4, 17712955), (5, 14170364), (10, 7085182), (13, 5450140), (20, 3542591), (26, 2725070), (52, 1362535), (65, 1090028), (130, 545014), (260, 272507)]