205919610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1879}}^1$

素因数の和:2183

約数の個数: 64

約数和(自身を含む): 534401280

約数和(自身を除く): 328481670

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 281, 390, 562, 843, 1405, 1686, 1879, 2810, 3653, 3758, 4215, 5637, 7306, 8430, 9395, 10959, 11274, 18265, 18790, 21918, 24427, 28185, 36530, 48854, 54795, 56370, 73281, 109590, 122135, 146562, 244270, 366405, 527999, 732810, 1055998, 1583997, 2639995, 3167994, 5279990, 6863987, 7919985, 13727974, 15839970, 20591961, 34319935, 41183922, 68639870, 102959805, 205919610]

約数ペア:

[(1, 205919610), (2, 102959805), (3, 68639870), (5, 41183922), (6, 34319935), (10, 20591961), (13, 15839970), (15, 13727974), (26, 7919985), (30, 6863987), (39, 5279990), (65, 3167994), (78, 2639995), (130, 1583997), (195, 1055998), (281, 732810), (390, 527999), (562, 366405), (843, 244270), (1405, 146562), (1686, 122135), (1879, 109590), (2810, 73281), (3653, 56370), (3758, 54795), (4215, 48854), (5637, 36530), (7306, 28185), (8430, 24427), (9395, 21918), (10959, 18790), (11274, 18265)]