207811370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 417263616

約数和(自身を除く): 209452246

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 127, 130, 205, 254, 307, 410, 533, 614, 635, 1066, 1270, 1535, 1651, 2665, 3070, 3302, 3991, 5207, 5330, 7982, 8255, 10414, 12587, 16510, 19955, 25174, 26035, 38989, 39910, 52070, 62935, 67691, 77978, 125870, 135382, 163631, 194945, 327262, 338455, 389890, 506857, 676910, 818155, 1013714, 1598549, 1636310, 2534285, 3197098, 5068570, 7992745, 15985490, 20781137, 41562274, 103905685, 207811370]

約数ペア:

[(1, 207811370), (2, 103905685), (5, 41562274), (10, 20781137), (13, 15985490), (26, 7992745), (41, 5068570), (65, 3197098), (82, 2534285), (127, 1636310), (130, 1598549), (205, 1013714), (254, 818155), (307, 676910), (410, 506857), (533, 389890), (614, 338455), (635, 327262), (1066, 194945), (1270, 163631), (1535, 135382), (1651, 125870), (2665, 77978), (3070, 67691), (3302, 62935), (3991, 52070), (5207, 39910), (5330, 38989), (7982, 26035), (8255, 25174), (10414, 19955), (12587, 16510)]