2016122969680

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{319006799}}^1$

素因数の和:319006891

約数の個数: 40

約数和(自身を含む): 4746821184000

約数和(自身を除く): 2730698214320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 319006799, 638013598, 1276027196, 1595033995, 2552054392, 3190067990, 5104108784, 6380135980, 12760271960, 25201537121, 25520543920, 50403074242, 100806148484, 126007685605, 201612296968, 252015371210, 403224593936, 504030742420, 1008061484840, 2016122969680]

約数ペア:

[(1, 2016122969680), (2, 1008061484840), (4, 504030742420), (5, 403224593936), (8, 252015371210), (10, 201612296968), (16, 126007685605), (20, 100806148484), (40, 50403074242), (79, 25520543920), (80, 25201537121), (158, 12760271960), (316, 6380135980), (395, 5104108784), (632, 3190067990), (790, 2552054392), (1264, 1595033995), (1580, 1276027196), (3160, 638013598), (6320, 319006799)]