420691310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 834527232

約数和(自身を除く): 413835922

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 127, 130, 166, 254, 307, 415, 614, 635, 830, 1079, 1270, 1535, 1651, 2158, 3070, 3302, 3991, 5395, 7982, 8255, 10541, 10790, 16510, 19955, 21082, 25481, 38989, 39910, 50962, 52705, 77978, 105410, 127405, 137033, 194945, 254810, 274066, 331253, 389890, 506857, 662506, 685165, 1013714, 1370330, 1656265, 2534285, 3236087, 3312530, 5068570, 6472174, 16180435, 32360870, 42069131, 84138262, 210345655, 420691310]

約数ペア:

[(1, 420691310), (2, 210345655), (5, 84138262), (10, 42069131), (13, 32360870), (26, 16180435), (65, 6472174), (83, 5068570), (127, 3312530), (130, 3236087), (166, 2534285), (254, 1656265), (307, 1370330), (415, 1013714), (614, 685165), (635, 662506), (830, 506857), (1079, 389890), (1270, 331253), (1535, 274066), (1651, 254810), (2158, 194945), (3070, 137033), (3302, 127405), (3991, 105410), (5395, 77978), (7982, 52705), (8255, 50962), (10541, 39910), (10790, 38989), (16510, 25481), (19955, 21082)]