678402080

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{30949}}^1$

素因数の和:31101

約数の個数: 48

約数和(自身を含む): 1614475800

約数和(自身を除く): 936073720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4384, 5480, 10960, 21920, 30949, 61898, 123796, 154745, 247592, 309490, 495184, 618980, 990368, 1237960, 2475920, 4240013, 4951840, 8480026, 16960052, 21200065, 33920104, 42400130, 67840208, 84800260, 135680416, 169600520, 339201040, 678402080]

約数ペア:

[(1, 678402080), (2, 339201040), (4, 169600520), (5, 135680416), (8, 84800260), (10, 67840208), (16, 42400130), (20, 33920104), (32, 21200065), (40, 16960052), (80, 8480026), (137, 4951840), (160, 4240013), (274, 2475920), (548, 1237960), (685, 990368), (1096, 618980), (1370, 495184), (2192, 309490), (2740, 247592), (4384, 154745), (5480, 123796), (10960, 61898), (21920, 30949)]